WO1996032434A1 - Oxydes de polyethylene ayant un groupe saccharide a une extremite et un groupe fonctionnel different a l'autre extremite, et procede pour produire lesdits oxydes de polyethylene - Google Patents
Oxydes de polyethylene ayant un groupe saccharide a une extremite et un groupe fonctionnel different a l'autre extremite, et procede pour produire lesdits oxydes de polyethylene Download PDFInfo
- Publication number
- WO1996032434A1 WO1996032434A1 PCT/JP1996/001020 JP9601020W WO9632434A1 WO 1996032434 A1 WO1996032434 A1 WO 1996032434A1 JP 9601020 W JP9601020 W JP 9601020W WO 9632434 A1 WO9632434 A1 WO 9632434A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- polyethylene oxide
- formula
- group
- derivative according
- integer
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/02—Polyalkylene oxides
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
- A61K47/51—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent
- A61K47/56—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule
- A61K47/59—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes
- A61K47/60—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyureas or polyurethanes the organic macromolecular compound being a polyoxyalkylene oligomer, polymer or dendrimer, e.g. PEG, PPG, PEO or polyglycerol
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
- A61K47/69—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit
- A61K47/6905—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit the form being a colloid or an emulsion
- A61K47/6907—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit the form being a colloid or an emulsion the form being a microemulsion, nanoemulsion or micelle
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/66—Polyesters containing oxygen in the form of ether groups
- C08G63/664—Polyesters containing oxygen in the form of ether groups derived from hydroxy carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
- C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/32—Polymers modified by chemical after-treatment
- C08G65/329—Polymers modified by chemical after-treatment with organic compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2984—Microcapsule with fluid core [includes liposome]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2984—Microcapsule with fluid core [includes liposome]
- Y10T428/2985—Solid-walled microcapsule from synthetic polymer
Definitions
- the present invention relates to an oligomer or polymer (heterotelechelic oligomer or polymer) having a sugar at one end and a different functional group at the other end, and a method for producing the same.
- the immunogenicity of a protein is significantly reduced by modifying the protein with polyethylene glycol (Protein Hybrid, Yuni Inada, Hiroshi Maeda, Kyoritsu Shuppan (1989)).
- polyethylene glycol Protein Hybrid, Yuni Inada, Hiroshi Maeda, Kyoritsu Shuppan (1989)
- a functional group that reacts with the protein terminus is required at the end of the polyethylene oxide.
- various functional groups such as carboxyl group, amino group, hydroxyl group and mercapto group are present on the surface of a protein, and what kind of functional group is selected when reacting with polyethylene oxide depends on the physiological properties of the protein. It often has a significant effect on activity.
- polyethylene oxide derivatives that are industrially synthesized include those having a hydroxyl group at both ends, non-reactive alkoxy groups at one end, and others. Most have a hydroxyl group at the terminal. Since it has lower reactivity than hydroxyl group (or hydroxy group), aldehyde group and amino group, conversion to other functional groups has been attempted (Synth. Commun., 22 (16), 2417- Polat., 5 (2) 227-231 (1990) However, as described above, the reaction or the mode of use is limited for use as a modifier to a protein. There was a drawback to be done.
- hetero bonding which connects a protein having one function and a compound having another function such as an antibody, with bolethylenoxide
- a polyethylene oxide derivative having different functional groups at both ends is required.
- a polyethylene oxide having a hydroxyl group at both terminals as a starting material.
- the product is obtained as a mixture of an unreacted product, a by-product, and an overreacted product in which both ends have been modified. It is necessary to purify by the method, etc., and the yield and purity are serious problems.
- saccharides have an affinity for each component of the living body and interact specifically, if a sugar residue can be quantitatively introduced into one end of polyethylene oxide and a reactive functional group can be introduced into the other end, Compounds with specific affinity for biological components and high bioavailability can be obtained. Further, such a compound will be a material which can be expected to be applied to a carrier for drug delivery having a target directivity or a precursor of a diagnostic material.
- An object of the present invention is to provide (heterotereclick) polyethylene oxide and poly (ethylene oxide) -polyester derivatives having a sugar residue at one end and a reactive functional group other than sugar at the other end.
- An object of the present invention is to propose a method for selectively and easily producing such a derivative.
- the present inventors have applied a living polymerization to a system of a selectively protected saccharide having a hydroxyl group and ethylene oxide and a lactide or a lactone as a cyclic monomer, thereby having a saccharide residue at one end.
- oligotelomers and polymers having a heterotereclick having a reactive functional group other than sugar at the other end a narrow molecular weight distribution, and a desired degree of polymerization can be freely produced.
- the poly (ethylene oxide) derivative thus produced is expected to be highly bioavailable and will be a material or precursor that can be conveniently utilized in the biochemical and Z or medical fields.
- polyethylene polyethylene represented by the following formula (I) An oxide derivative is provided. Equation (I)
- radicals R each independently represent a bond in which one of the radicals is covalently bonded to an adjacent methylene group via an oxygen atom, and the other R is a hydrogen atom or C 5 Alkyl, C or 5 alkylcarbonyl or tri-C, -5 alkylnyl (the alkyls are the same or different), or two Rs together form an acetal with the oxygen atom to which they are attached.
- C 3 - 5 alkylidene or C physician 3 Njiriden alkyl base may methine substituted, a is 0 or an integer 1, b is an integer of 2 or 3, and c is 0 Or an integer 1), wherein n is an integer from 5 to: I 0.000,
- L is the expression CH— 0— C— CH— or “CHz ⁇ concatenation
- R 1 and R 2 are independently hydrogen atom C 1 -6 alkyl, ⁇ Li Or C 3 alkyl aryl).
- n 0 or an integer from 2 to 10,000
- X is a single bond or one CH 2 CH 2 —
- Z is, when X is a single bond, a hydrogen atom or an alkali metal, acryloyl, methacryloyl, cinnamoyl or P-toluenesulfonyl, or aryl, carboxymethyl, carboxyethyl, ethoxycarbonylmethyl, ethoxycarbonylethyl, , 2-aminoethyl, 3-aminopropyl, 4-aminobutyl, vinylbenzyl, di
- X is - CH 2 CH 2 - and A, if m is 0, hydroxyl, It is a mercapto, amino or halogen atom.
- the radicals R each independently represent one of the alkali metals (M), for example sodium, potassium or cesium, and the other R is C 5 alkyl, C 5 alkyl carbonyl or trialkyl.
- -C or 5 alkyl silyls (the alkyls are the same or different) or Connexion situations together two R, they form a Aseta Le together with oxygen atom bonding C 3 - 5 alkylidene or C, - methine 3 alkyl is Njiriden base may be substituted, a is 0 or an integer 1; b is an integer of 2 or 3; and c is 0 or an integer 1).
- Ethylene oxide is polymerized in the presence of a polymerization initiator represented by the following formula: Step (2): If necessary, the formula (III) obtained in step (1)
- R 1 and R 2 are as defined for formula (I), and reacting with formula (IV)
- Step (3) If necessary, any of the oligomer or polymer obtained in step (1) or (2), (i) reacting with acrylic acid, methacrylic acid or p-toluenesulfonic acid or a reactive derivative thereof,
- halo is chlorine, bromine or iodine
- E is aryl, carboxymethyl, ethoxycarbonylmethyl, ethoxycarbonyl, vinylbenzyl, N-phthalimidethyl, N-phthalimidpropyl or N-phthalimidbutyl
- Step (4) If necessary, the group R below the above-mentioned bond of the sugar residue A is eliminated.
- the novel heterotelechelic polyethylene oxide or polyethylene oxide-polyester derivative represented by the formula (I) has an arbitrary weight depending on the purpose, and is monodisperse. Mono-modal polymers or oligomers are provided, as well as efficient methods for their production.
- the derivative represented by the formula (I) can be used as a carrier for supporting various drugs or as a carrier for drug delivery, or by binding an appropriate protein, such as an antibody, through a functional group of the derivative. It is expected to be used as a carrier for carrying a drug having the above or a diagnostic reagent.
- the derivative of the formula (I) in which m represents an integer of 2 to 100,000 forms stable polymer micelles in an aqueous solvent, the possibility of use as a carrier for supporting a drug is particularly high. Have.
- FIG. 1 shows a heterotelechelic polyethylene oxide having 1.2; 5,6-di-0-isopropylidene dalcofuranose residue at the ⁇ -terminal and quantitatively having a hydroxy group at the ⁇ -terminal (described later).
- 3 is a gel permeation chromatogram of the sample of Example 1).
- FIG. 2 is a gel permeation chromatogram of an oxide (a sample of Example 2 described later) (operating conditions are the same as in FIG. 1).
- Figure 4 shows a heterotelechelic polyethylene oxide having a 3,5-0-benzylidene-1,2-0-isopropylidene-D-dalcofuranose residue at the terminal and a hydroxy group at the ⁇ -terminal quantitatively.
- 9 is a proton nuclear magnetic resonance spectrum of a sample of Example 2 described later.
- Fig. 5 shows a heterotelechelic polyethylene oxide having 1,2: 3.4-di-0-isopropylidene-D-galactopyranose residue at the ⁇ -terminal and a hydroxy group at the ⁇ -terminal quantitatively.
- 2 is a gel permeation chromatogram of the sample of Example 3 described later) (the operating conditions are the same as in FIG. 1 except that the effluent solvent was THF).
- FIG. 6 shows a heterotelechelic polyethylene glycol having a 1,2; 3,4-di- ⁇ -isopropylidene-D-galactopyranose residue at the ⁇ -terminus and a quantitatively hydroxy group at the ⁇ -terminus.
- 5 is a proton nuclear magnetic resonance spectrum of oxide (a sample of Example 3 described later).
- FIG. 7 is a proton nuclear magnetic resonance spectrum of glucose (a sample of Example 4 described later) having a polyethylene oxide chain in the hydroxyl group at position 6 quantitatively.
- R, a, b and c are as defined above.
- the monosaccharide residues represented by may be those derived from a natural product, or may be derivatives or chemically synthesized products of the natural product.
- Sugars derived from natural products that are convenient for deriving such sugar residues include, but are not limited to, glucose, galactose, mannose, fructose, ribose, arabinose, xylose, lyxose, axose. Loose, altrose, growth, eidos and talose can be mentioned. Of these, preferred are different depending on the purpose of use of the polyethylene oxide derivative of the present invention and thus cannot be limited.However, from the viewpoint of availability of raw materials, glucose, galactose, and the like are generally preferred.
- R of the sugar residue is a bond for covalently bonding the sugar residue to the ⁇ -terminal methylene group of the polyethylene oxide segment of the derivative of the formula (I) via an oxygen atom to which the R group is bonded. It is intended to protect all the hydroxyl groups of the sugar residue except for one R which is then subjected to a derivative of formula (I) for further reactions, so that, if necessary, selective deprotection is possible. It is a possible group or a hydrogen atom.
- Such protected groups specifically ones and of, C physician 5 alkyl, d - 5 alkylcarbonyl and tri - is C Bok 5 ⁇ Rukirushiriru groups.
- the alkyl moiety of each of the above groups can be straight-chain or branched alkyl, such as methyl, ethyl, propyl, iso-propyl, butyl, sec-butynole, tert-butynole, pentyl, iso-pentyl And so on.
- the alkyl moiety may be the same or different in three alkyl groups, but preferably, all have the same alkyl moiety, such as trimethylsilyl, triethylsilyl and triprovirsilyl. And the like.
- the group R is an oxygen atom to which two Rs are joined together
- R 0 for example, isopropylidene, 1-butylidene, 2-butylidene and 3-benzylidene, etc., and benzylidene in which methine may be substituted by C 1-3 alkyl, for example benzylidene (@> CH) and Met CH 3
- Rubenzylidene (C) may be used. If two Rs form these acetals, it is advantageous to selectively leave these groups R, resulting in a sugar residue having a hydrogen atom (having the hydroxy group deprotected). is there.
- A, b and c in the above formula represent 0 or an integer that varies depending on the saccharide selected as a starting material, a is 0 or 1, b is 2 or 3, and c is It is 0 or 1.
- the starting material is glucose, taking as an example a myacetal form of D-glucoviranose into the molecule, a is 0, b is 3, and c is 0, or
- D-glucofuranose a is 0, b is 2, and c is 1. Accordingly, the sugar residue includes any of these forms.
- the starting material is galactose
- a is 0, b is 3, and c is 0.
- n in (CH ii C Fh O) can be theoretically adjusted to any value by adjusting the ratio of the amount of ethylene oxide (monomer) to the polymerization initiator. While n numbers can be provided, for the purposes of the present invention, n should have any of the integers from 5 to 100, 000. If n is less than 5, then in general, It may be difficult to obtain a narrow molecular weight distribution of the oligomer (or polymer) having that n number, and it may be difficult to provide a monodisperse or monomodal oligomer (or polymer). On the other hand, n is at most 10 Represents an integer of 000.
- n is preferably 10,000 or less.
- the derivatives of the present invention are expected to be used as an intermediate material for extending further oxyethylene or ester segments therethrough.
- the preferred n of the derivative of the formula (I) of the present invention is an integer of 10 to 200, more preferably an integer of 20 to 50.
- a segment derived from lactide or lactone of formula (I) (Polyester
- R 1 and R 2 are independently a hydrogen atom, C 1-6 alkyl, aryl or d- 3 alkylaryl.
- C, - e alkyl is methyl, Echiru, propyl, iso- propyl, Petit Le, sec- Buchinore, tert- butyl, pentyl, iso- pentyl, straight or branched lower alkyl groups hexyl or the like
- aryl is preferably phenyl
- C, -3 alkylaryl is benzyl, ethylbenzen and the like.
- These segments are usually derived from lactide of ⁇ -hydroxycarboxylic acid, and considering bioavailability etc., glycosylated Preferred are those derived from lactic acid, lactic acid or 2-hydroxyisobutyric acid or lactide in which the two are combined. That is, it is preferred that R 1 and R 3 are independently a hydrogen atom, a methyl or an iso-propyl group.
- m may be an integer of 2 to 10.000 to form a block polymer.
- this segment generally provides a hydrophobic moiety to the polyethylene oxide derivative of the present invention. Therefore, although the preferred size of m varies depending on the purpose of use of the derivative (block polymer) of the present invention and the properties of the groups R 1 and R 2 , m generally ranges from 5 to 200, And more preferably 10 to 100.
- X in one X—Z of the formula (I) is such that Z is one (CH 2 CH 2 O or
- ethylene (one CH 2 CH 2 —).
- this ethylene group can be derived from one CH 2 CH 2 —OH associated with the addition of ethylene oxide.
- Z can be an alkali metal or hydrogen atom when X is a single bond. These are usually provided as a polymerization initiator using an anion of the sugar residue A, ethylene oxide as a monomer, and optionally a reaction product or a hydrolyzate thereof when living polymerization of lactide or lactone is performed. You. Therefore, a typical alkali metal is Thorium, potassium and cesium.
- the polyethylene oxide derivative of the present invention can be provided as various ethers or esters having another functional group formed through the ⁇ -terminal hydroxyl group. . Therefore,
- X represents one CH 2 CH 2 — and m represents zero
- Z represents hydroxy, mercapto (one SH), amino (one NH 2 ), and halo Gen can be, for example, chlorine, bromine, iodine.
- Derivatives of formula (I) having these substituents can usually be obtained by reactions known per se from ⁇ -terminal P-toluenesulphonylates.
- 101-104 Glu (deprotection) of compound Nos. 23-26 is Man (deprotection), and compound corresponding to compound Nos. 23-26 where the sugar tying position is 4-0 105 Glu (p) 3-0 20 ⁇ 50 20 ⁇ 100-H
- Glu (p) means that hydroxyl groups other than hydroxyl group at the 3-position of glucose are protected by an isopropylidene group.
- Deprotection means that an isopropylidene group or a benzylidene group has been eliminated to form a hydroxyl group.
- Glu (p) means that the hydroxyl group other than the 6-position hydroxyl group of galactose is protected by a 1.2-di-0-isopropylidene group.
- Man (p) means that the hydroxyl group other than the 4-position hydroxyl group of mannose is protected by an isopropylidene group.c
- the polyethylene oxide derivative provided in the present invention described above comprises the following steps: Can be efficiently obtained by the production method of the present invention comprising:
- R, a, b and c are as defined above.
- a living polymerization is carried out with an alkali metal (for example, sodium, potassium or cesium) glycoside as a reaction initiator and ethylene oxide.
- the metalloglycoside of formula (II) can be obtained by protecting one of the hydroxyl groups of the monosaccharide except for the other hydroxyl group and then metallizing it.
- This metallization is performed by using a metallizing agent such as an alkali metal such as sodium or potassium, an organic metal such as sodium naphthalene, potassium naphthalene, cumyl potassium, cumyl cesium, a metal such as sodium hydride, hydrogen hydride, or the like. It can be performed using a hydride or the like.
- a wide range of temperatures preferably in the absence of a solvent or in an anhydrous aprotic solvent,
- reaction vessel 50 ° C. to 300 ° C., preferably 10 ° C. to 60 ° C., conveniently at room temperature (20 ° C. to 30 ° C.).
- the reaction may be performed under increased or reduced pressure.
- the solvent used is not limited, but examples include benzene, toluene, xylene, tetrahydrofuran, and acetonitrile.
- the reaction vessel is not particularly limited, for example, a round bottom flask, an auto-reave, a pressure-resistant sealed tube and the like are used. It is preferable that the inside of the reaction vessel can be shielded from outside air, and it is more preferable that the inside of the reaction vessel can be filled with an inert gas.
- the concentration of the reaction solution is preferably 0.1 to 95% by weight, more preferably 1 to 80% by weight, and most preferably 3 to 10% by weight.
- the polymer of the formula an) thus obtained is itself included in the derivative of the formula (I) of the present invention, but is further hydrolyzed and, if necessary, elimination of the hydroxyl-protecting group of the saccharide residue to give the compound of the formula
- the derivative of the present invention wherein m of (I) is 0 and one X—Z represents a hydrogen atom, can be provided.
- a and n are as defined above, and M is sodium, potassium or cesium.
- reaction temperature is not particularly limited, but the reaction can be carried out at room temperature as in step (1). In addition, this process
- the reaction can be carried out by adding a cyclic monomer to the reaction mixture of (1).
- the amount of the monomer used in the steps (1) and (2) can be adjusted according to the desired degree of polymerization represented by the number of n and m in the formula (I).
- the compound of formula (II) and ethylenoxide are used in a molar ratio of 1: 1 to 1: 10,000, more preferably 1: 5 to 1: 10,000, most preferably. 1: 20-200 or 1: 50-200 is desirable.
- Step (3) the block oligomer of formula (IV) obtained in step (2) or
- the polymers themselves are encompassed by the derivatives of the formula (I) according to the invention, but additionally by hydrolysis and optionally elimination of the protecting groups of the hydroxyl groups of the sugar residues, the m of the formula (I) Represents an integer of 2 to 100,000, and one X—Z represents a hydrogen atom.
- step (3) the alkali metal alkoxides of the above formulas ( ⁇ ) and (IV) are hydrolyzed to ⁇ -terminal hydroxyl form, which is
- a mercapto group is introduced at the ⁇ -terminal
- the hydrolysis of the formula (II) or (IV) is tosylated at the ⁇ -terminal with ⁇ -toluenesulfonyl chloride or the like, followed by sodium thioacetate and
- a thioester group is introduced into the ⁇ -terminal by reaction with an electrophile such as potassium phosphate, potassium hydroxide, or the like, followed by deprotection of the sugar residue by treatment with an acid or an acid.
- an electrophile such as potassium phosphate, potassium hydroxide, or the like
- ⁇ -(2-promoethyl) phthalimid ⁇ -(3-bromopropyl) phthalimid may be obtained by using the hydrolysis of formula (III) or (IV) as an electrophile. , 1-bromo-2- (benzeneamino) ethane, ⁇ - (2-bromoethyl) benzyl rubbamate, etc., and then deprotection of the sugar residues by simultaneous reaction or treatment.
- the compound represented by the formula (I) can be obtained by hydrolyzing the terminal imid bond.
- an aldehyde group for example, 2,2-dimethine quinethyl chloride, 2,2-diethoxyxetyl chloride, 2,2-dimethoxyquinethyl bromide, 2,2-diethyl
- an alkyl halide having an acetal group such as quinethyl bromide or 3,3-dimethoxypropyl chloride
- the ⁇ -terminal acetal is hydrolyzed to obtain the compound represented by the formula (I).
- Step (4) In the oligomer or polymer obtained above, the protecting group of the sugar residue was removed as necessary, and the protecting group R of the sugar residue (a group other than R representing a bond) was removed.
- R is a hydrogen atom
- Preferred for the selective elimination of the protecting group R is the case where two of the protecting groups R together form an acetal, and the elimination reaction is acid hydrolysis using trifluoroacetic acid or the like.
- the reagents used for hydrolyzing the protecting group of R and other parts of the sugar residue include, in addition to the above-mentioned trifluoroacetic acid, hydrochloric acid, sulfuric acid, nitric acid, formic acid, Examples include acids such as hydrogen fluoride, and alkalis such as sodium hydroxide, potassium hydroxide, and the like.
- the protecting group can also be eliminated using a reducing agent such as lithium aluminum hydride.
- the polymer obtained as described above is dissolved in an acid or an alkali of 0.01 N to 10 N, preferably 0.1 N to 5 N.
- the reaction temperature is 0 to 100 ° C., preferably 10 to 80 ° C., more preferably 20 to 40 ° C., and the reaction time is about 1 minute to 200 hours, more preferably 30 to 100 hours. Minutes to 100 hours, most preferably 1-2 hours
- the desired polyethylene oxide derivative is isolated as a precipitate by pouring the reaction solution into a solution that does not dissolve polyethylene oxide such as getyl ether, isopropyl alcohol, and hexane. Can be done. It can also be isolated and purified by column chromatography, dialysis, ultrafiltration, adsorbent treatment, etc.
- a monomodal derivative represented by the formula (I) having a narrow molecular weight distribution and a desired molecular weight is provided.
- a reaction system relating to the synthesis of a heterobivalent poly (ethylene glycol) having a reduced carbohydrate residue at one end which is an embodiment of the present invention, is shown for easy understanding of the present invention.
- this polymer has a unit of polyethylene oxide (PEO) and has 1, 2; It was confirmed that it was a heterotelechelic oligomer having 1,6-di-O-isopropylidene-D-glycofuranos residue and quantitatively having a hydroxy group at the ⁇ -terminal (see Fig. 2). . Is the number average molecular weight of the polymer determined from the integral ratio of this spectrum 2400? Atsu
- this polymer has a unit of polyethylene oxide (PE0), and 1,2-; 3.4-diene at the ⁇ -terminal. It was confirmed to be a heterotelechelic oligomer having -0-isopropylidene-D-galactopyranose residue and quantitatively having a hydroquine group at the ⁇ -terminal (see FIG. 6). The number average molecular weight of the polymer determined from the integral ratio of this spectrum was 3,300.
- Oppm (darcofuranose), and a new peak based on newly introduced ethyl propionate appears (1.2, 2.3 ppm), which has 3.5-0-benzylidene-1, 2-0-isopropylidene-D-glucofuranose residue in the sugar residue, and quantifies the 3-ethoxyoxopropyl group at the ⁇ -terminal It was confirmed that it was a heterotelechelic oligomer.
- the ester peak completely disappeared, and it was confirmed that the oligomer was a heterotelechelic oligomer having a glucose residue bonded at the 6-position at the -terminal and a 3-carboxyethyl group at the ⁇ -terminal. .
- the polymer retained the unity of polyethylene oxide (PEO) and the peaks of the benzylidene and isopropylidene protecting groups of the sugar residues. Completely disappeared, and a new peak based on the aminoethyl group appeared (2.75; 3.06 ppm). From these, it was confirmed that the oligomer was a heterotelechelic oligomer having a glucose residue bonded at the 6-position at the ⁇ -terminal and a 2-aminoethyl group at the ⁇ -terminal.
- PEO polyethylene oxide
- the reaction solution was poured into ether to precipitate the produced polymer.
- the resulting precipitate is freeze-dried from benzene. And purified.
- the yield is 4.2 g (75%).
- the polymer obtained by gel permeation chromatography was monomodal and had a number average molecular weight of 1800.
- PEO poly (ethylene oxide)
- the polymer had a peak average molecular weight of 19,000.
- Example 12 40 mg of the block polymer obtained in Example 12 was dissolved in 2 ml of an 8: 2 (v / v) trifluoroacetic acid-water solution, followed by stirring at room temperature for 1 hour.
- the reaction solution was dropped into 20 ml of 2-propanol at ⁇ 20 ° C. to precipitate the polymer. After centrifugation, the polymer was purified by drying under reduced pressure. Yield 31.lmg (78.0%) The number average molecular weight of the recovered polymer was 6300 and 11,500 for PEO and PLA, respectively, as determined by gel permeation chromatography and NMR. It was found that the main chain was hardly cleaved by the treatment with fluoroacetic acid. On the other hand, the signal of isopropylidene of the protecting group of the sugar residue disappeared by NMR, and the signal of the reduced sugar anomeric proton was observed instead, confirming quantitative deprotection.
- Example 12 Omg of the polymer obtained in Example 12 was dissolved in 20 ml of dimethylacetamide, and dialyzed against water for 24 hours in a dialysis tube having a molecular weight cut off of 12,000 to 14,000 (water was 3, 6, and 10). 9 hours exchange).
- this solution was analyzed by dynamic light scattering, formation of micelles with an average particle diameter of 40 nm was confirmed.
- the critical micelle concentration of this polymer micelle was 5 mg / kg.
- a monomodal hetero telechelic oligomer having a polyethylene oxide segment or a polyethylene oxide segment and a polyester segment, having a sugar residue at one end and a different functional group at the other end.
- a polymer is provided. Since these oligomers or polymers are predicted to be excellent in bioavailability from their constituent components and have different functional groups at both ends, the oligomers or polymers themselves or both Using the functional group of It can be used as a carrier for carrying drugs and other active substances. Therefore, the present invention has utility in the oligomer or polymer manufacturing industry, the pharmaceutical manufacturing industry, and the diagnostic reagent manufacturing industry.
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Nanotechnology (AREA)
- Saccharide Compounds (AREA)
- Polyethers (AREA)
- Medicinal Preparation (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Peptides Or Proteins (AREA)
- Polyesters Or Polycarbonates (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
Description
Claims
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96909364A EP0852243B1 (en) | 1995-04-14 | 1996-04-12 | Polyethylene oxides having saccharide residue at one end and different functional group at another end, and process for producing the same |
DK96909364T DK0852243T3 (da) | 1995-04-14 | 1996-04-12 | Polyethylenoxider med en saccharidgruppe ved den ene ende og en anden funktionel gruppe ved den anden ende, og en fremgangsmåde til fremstilling deraf |
MX9707887A MX9707887A (es) | 1995-04-14 | 1996-04-12 | Polioxietileno que tiene un azucar en un extremo y un grupo funcional diferente en el otro extremo, y un metodo para la produccion del mismo. |
JP53089296A JP4036472B2 (ja) | 1995-04-14 | 1996-04-12 | 片末端に糖、他末端に異なる官能基を有するポリエチレンオキシド及びその製造方法 |
AU52890/96A AU5289096A (en) | 1995-04-14 | 1996-04-12 | Polyethylene oxides having saccharide residue at one end and different functional group at another end, and process for producing the same |
NZ304991A NZ304991A (en) | 1995-04-14 | 1996-04-12 | Use of polyoxyethylene having a sugar on one end and a different functional group on the other end as a carrier for the production of medicaments |
US08/930,855 US5973069A (en) | 1995-04-14 | 1996-04-12 | Polyethylene oxides having saccharide residue at one end and different functional group at another end |
SI9620064A SI9620064A (sl) | 1995-04-14 | 1996-04-12 | Polioksietilen s sladkorjem na enem koncu in različno funkcionalno skupino na drugem koncu ter postopek za njegovo pripravo |
BR9604895-6A BR9604895A (pt) | 1995-04-14 | 1996-04-12 | Polioxietileno tendo um açúcar em uma extremidade e um grupo funcional diferente na outra extremidade, e um processo para a produção do mesmo |
HU9801120A HU221090B1 (en) | 1995-04-14 | 1996-04-12 | Polyethylene oxides having saccharide residue at one end and different functional group at another end, process for producing and micelle containing the same |
DE69624581T DE69624581T2 (de) | 1995-04-14 | 1996-04-12 | Polyethylenoxide mit einer saccharidgruppe an einem ende und einer anderen funktionellen gruppe am anderem ende sowie verfahren zu deren herstellung |
AT96909364T ATE226966T1 (de) | 1995-04-14 | 1996-04-12 | Polyethylenoxide mit einer saccharidgruppe an einem ende und einer anderen funktionellen gruppe am anderem ende sowie verfahren zu deren herstellung |
NO974728A NO974728L (no) | 1995-04-14 | 1997-10-13 | Polyoksyetylen som har en sukker i en ende og en ulik funksjonell gruppe i den andre enden, og en fremgangsmåte for fremstilling |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8937395 | 1995-04-14 | ||
JP7/89373 | 1995-04-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1996032434A1 true WO1996032434A1 (fr) | 1996-10-17 |
Family
ID=13968897
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1996/001020 WO1996032434A1 (fr) | 1995-04-14 | 1996-04-12 | Oxydes de polyethylene ayant un groupe saccharide a une extremite et un groupe fonctionnel different a l'autre extremite, et procede pour produire lesdits oxydes de polyethylene |
Country Status (20)
Country | Link |
---|---|
US (2) | US5973069A (ja) |
EP (1) | EP0852243B1 (ja) |
JP (1) | JP4036472B2 (ja) |
KR (1) | KR19990007804A (ja) |
CN (1) | CN1085690C (ja) |
AT (1) | ATE226966T1 (ja) |
AU (1) | AU5289096A (ja) |
BR (1) | BR9604895A (ja) |
CA (1) | CA2218140A1 (ja) |
DE (1) | DE69624581T2 (ja) |
DK (1) | DK0852243T3 (ja) |
ES (1) | ES2185769T3 (ja) |
HU (1) | HU221090B1 (ja) |
MX (1) | MX9707887A (ja) |
NO (1) | NO974728L (ja) |
NZ (1) | NZ304991A (ja) |
PT (1) | PT852243E (ja) |
RU (1) | RU2193574C2 (ja) |
SI (1) | SI9620064A (ja) |
WO (1) | WO1996032434A1 (ja) |
Cited By (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001055722A1 (fr) * | 2000-01-26 | 2001-08-02 | Kazunori Kataoka | Detection d'une cible biologique |
JP2001247591A (ja) * | 2000-03-02 | 2001-09-11 | Natl Inst Of Advanced Industrial Science & Technology Meti | 重合性グルコフラノース誘導体およびその製造方法 |
WO2001086301A1 (fr) * | 2000-05-11 | 2001-11-15 | Center For Advanced Science And Technology Incubation, Ltd. | Composition polymère pour former la surface d'un biocapteur |
JP2003026566A (ja) * | 2001-07-13 | 2003-01-29 | Nano Career Kk | 薬物含有高分子ミセルの凍結乾燥用組成物およびその凍結乾燥製剤 |
WO2003076933A1 (fr) * | 2002-03-11 | 2003-09-18 | Toudai Tlo, Ltd. | Surface en poly(ethylene oxyde) a structure de type pinceau presentant une densite elevee |
WO2005073370A1 (ja) * | 2004-01-31 | 2005-08-11 | Transparent Inc. | 酵素複合体 |
WO2007102608A1 (ja) * | 2006-03-06 | 2007-09-13 | Nanocarrier Co., Ltd. | 疎水性化合物の安定化剤 |
WO2007126110A1 (ja) | 2006-04-24 | 2007-11-08 | Nanocarrier Co., Ltd. | 低分子薬物内包ポリマーミセルの製造方法 |
WO2008010341A1 (fr) | 2006-07-18 | 2008-01-24 | Nanocarrier Co., Ltd. | Polypeptide physiologiquement actif, micelle de polymère ayant une protéine enfermée dans celle-ci, et procédé d'obtention de la micelle de polymère |
WO2008062909A1 (fr) | 2006-11-22 | 2008-05-29 | The University Of Tokyo | Support d'arnsi sensible à l'environnement utilisant une micelle polymérique à pont disulfure |
EP1939280A1 (en) | 2001-07-26 | 2008-07-02 | Transparent Inc. | Cultured cell construct which contains spheroids of cultured animal cells and the use thereof |
WO2009133968A1 (ja) | 2008-04-30 | 2009-11-05 | 国立大学法人東京大学 | 電荷変換型三元系ポリプレックス |
WO2009157561A1 (ja) | 2008-06-26 | 2009-12-30 | 独立行政法人科学技術振興機構 | Mri造影能を有する重合体-金属錯体複合体、並びにそれを用いたmri造影用及び/又は抗腫瘍用組成物 |
WO2009157279A1 (ja) | 2008-06-24 | 2009-12-30 | ナノキャリア株式会社 | シスプラチン配位化合物の液体組成物 |
WO2011021398A1 (ja) * | 2009-08-21 | 2011-02-24 | 出光興産株式会社 | 重合性基を有する糖誘導体及びそれを用いたレジスト材料 |
WO2011043980A1 (en) | 2009-10-07 | 2011-04-14 | Sanford Burnham Medical Research Institute | Methods and compositions related to clot-binding lipid compounds |
WO2011096558A1 (ja) | 2010-02-05 | 2011-08-11 | ナノキャリア株式会社 | 易崩壊型ポリマーミセル組成物 |
WO2011127405A1 (en) | 2010-04-08 | 2011-10-13 | Sanford-Burnham Medical Research Institute | Methods and compositions for enhanced delivery of compounds |
WO2011145745A1 (ja) | 2010-05-21 | 2011-11-24 | 独立行政法人科学技術振興機構 | 物質内包ベシクル及びその製造方法 |
US8075909B2 (en) | 2007-09-04 | 2011-12-13 | University Of Florida Research Foundation, Incorporated | Contact lens based bioactive agent delivery system |
WO2012005376A1 (ja) | 2010-07-09 | 2012-01-12 | 国立大学法人 東京大学 | 核酸送達用組成物及び担体組成物、それを用いた医薬組成物、並びに核酸送達方法 |
EP2474310A1 (en) | 2005-06-09 | 2012-07-11 | NanoCarrier Co., Ltd. | Method for producing polymerized coordination compounds of platinum complex |
WO2012118778A1 (en) | 2011-02-28 | 2012-09-07 | Sanford-Burnham Medical Research Institute | Truncated car peptides and methods and compositions using truncated car peptides |
US8592385B2 (en) | 2006-03-01 | 2013-11-26 | The University Of Tokyo | Polymer micelle complex including nucleic acid |
WO2014133172A1 (ja) | 2013-03-01 | 2014-09-04 | 独立行政法人科学技術振興機構 | 物質内包ベシクル及びその製造方法 |
WO2014157150A1 (ja) * | 2013-03-25 | 2014-10-02 | 日油株式会社 | ベンジリデンアセタールリンカーを有する親水性ポリマー誘導体 |
WO2014185504A1 (ja) | 2013-05-17 | 2014-11-20 | ナノキャリア株式会社 | ポリマーミセル医薬組成物 |
WO2015016382A1 (en) | 2013-07-31 | 2015-02-05 | Ricoh Company, Limited | Imaging apparatus |
WO2015020026A1 (ja) | 2013-08-06 | 2015-02-12 | 独立行政法人科学技術振興機構 | 核酸内包高分子ミセル複合体及びその製造方法 |
WO2015025983A1 (ja) | 2013-08-23 | 2015-02-26 | 国立大学法人東京大学 | 高分子ナノ粒子複合体、及びそれを含むmri造影用組成物 |
WO2015104739A1 (ja) | 2014-01-10 | 2015-07-16 | Jfeスチール株式会社 | 極厚肉油井管用ねじ継手 |
WO2018204392A1 (en) | 2017-05-02 | 2018-11-08 | Stanford Burnham Prebys Medical Discovery Institute | Tumor associated monocyte/macrophage binding peptide and methods of use thereof |
US10179801B2 (en) | 2011-08-26 | 2019-01-15 | Sanford-Burnham Medical Research Institute | Truncated LYP-1 peptides and methods and compositions using truncated LYP-1 peptides |
US10500246B2 (en) | 2015-06-25 | 2019-12-10 | Sanford Burnham Prebys Medical Discovery Institute | Compositions for delivery to and treatment of atherosclerotic plaques |
WO2020161602A1 (en) | 2019-02-04 | 2020-08-13 | University Of Tartu | Bi-specific extracellular matrix binding peptides and methods of use thereof |
EP3808757A1 (en) | 2019-10-14 | 2021-04-21 | École Polytechnique Fédérale de Lausanne (EPFL) | Renewable monomer and polymer thereof |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6133347A (en) * | 1999-07-09 | 2000-10-17 | Mbt Holding Ag | Oligomeric dispersant |
US6861459B2 (en) * | 1999-07-09 | 2005-03-01 | Construction Research & Technology Gmbh | Oligomeric dispersant |
US6908955B2 (en) * | 1999-07-09 | 2005-06-21 | Construction Research & Technology Gmbh | Oligomeric dispersant |
JP2001048978A (ja) | 1999-08-04 | 2001-02-20 | Nano Career Kk | オキサゾリン由来のポリマーセグメントを有するブロックコポリマー |
ATE376020T1 (de) | 2001-08-22 | 2007-11-15 | Bioartificial Gel Technologies Inc | Verfahren zu herstellung von aktivierten polyethylenglykolen |
JP4555678B2 (ja) * | 2002-05-08 | 2010-10-06 | メディカル エンザイムズ アクチエンゲゼルシャフト | 化学修飾のための活性糖質含有保護試薬、その製造及び使用 |
US7351787B2 (en) * | 2004-03-05 | 2008-04-01 | Bioartificial Gel Technologies, Inc. | Process for the preparation of activated polyethylene glycols |
US20080161535A1 (en) * | 2006-12-21 | 2008-07-03 | Wiggins Michael S | Thickening and wetting agents |
CN101952324B (zh) * | 2007-07-12 | 2014-08-13 | 巴斯夫欧洲公司 | 基于硝化纤维素的分散剂 |
RU2538211C2 (ru) * | 2012-09-12 | 2015-01-10 | Федеральное государственное бюджетное учреждение науки Институт высокомолекулярных соединений Российской академии наук | Способ получения углеводсодержащих полимеров |
DE102017003004A1 (de) * | 2017-03-23 | 2018-09-27 | Friedrich-Schiller-Universität Jena | Kationische Polymere mit D-Fructose-Substituenten |
CN112029084B (zh) * | 2020-08-31 | 2021-10-26 | 华南理工大学 | 一种以硫代羧酸为引发剂简便、可控合成α-巯基-ω-羟基聚醚的方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63152393A (ja) * | 1986-07-03 | 1988-06-24 | Takeda Chem Ind Ltd | グリコシル誘導体 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3163056D1 (en) * | 1980-06-20 | 1984-05-17 | Goldschmidt Ag Th | Process for the production of polymers with at least one terminal primary hydroxyl group |
DE3572982D1 (en) * | 1984-03-06 | 1989-10-19 | Takeda Chemical Industries Ltd | Chemically modified lymphokine and production thereof |
GB8427886D0 (en) * | 1984-11-03 | 1984-12-12 | Manchester Inst Science Tech | Formation of polyols |
JPS61152393A (ja) * | 1984-12-26 | 1986-07-11 | 株式会社日立製作所 | 複合材の切断方法および切断金型 |
US5037969A (en) * | 1986-07-03 | 1991-08-06 | Takeda Chemical Industries, Ltd. | Glycosyl derivatives and use thereof |
ES2091306T3 (es) * | 1990-02-14 | 1996-11-01 | Atochem Elf Sa | Macromonomeros multisecuenciados funcionalizados en su procedimiento de fabricacion. |
DE4039193A1 (de) * | 1990-12-08 | 1992-06-11 | Bayer Ag | In wasser dispergierbare, elektrolytstabile polyetherester-modifizierte polyurethanionomere |
EP0546122A1 (en) * | 1990-08-30 | 1993-06-16 | The Biomembrane Institute | Inhibition of metastasis potential and invasiveness by oligosaccharides or oligosaccharide antigens or antibodies |
US5410016A (en) * | 1990-10-15 | 1995-04-25 | Board Of Regents, The University Of Texas System | Photopolymerizable biodegradable hydrogels as tissue contacting materials and controlled-release carriers |
JP2593032B2 (ja) * | 1992-02-07 | 1997-03-19 | 新技術事業団 | 両末端ヘテロ官能性ポリエーテル並びに該ポリエーテルを製造する方法及び重合開始剤 |
DE4313117C2 (de) * | 1993-04-22 | 1995-09-28 | Grillo Werke Ag | Fettsäureester von Methylglukosid-Derivaten, Verfahren zu ihrer Herstellung und Verwendung |
DE4317231A1 (de) * | 1993-05-24 | 1994-12-01 | Wolff Walsrode Ag | Thermoplastische Celluloseetherester-Mischpfropfpolymerisate und Verfahren zu ihrer Herstellung |
JP3465307B2 (ja) * | 1993-08-05 | 2003-11-10 | 日本油脂株式会社 | ポリアルキレンオキシド誘導体および製造方法 |
JP3407397B2 (ja) * | 1994-05-06 | 2003-05-19 | 日本油脂株式会社 | ポリオキシアルキレン誘導体および製造方法 |
JP3508207B2 (ja) * | 1994-05-30 | 2004-03-22 | 日本油脂株式会社 | ポリオキシアルキレン誘導体の製造方法 |
JP3508234B2 (ja) * | 1994-09-22 | 2004-03-22 | 日本油脂株式会社 | ポリオキシアルキレン誘導体の製造方法 |
-
1996
- 1996-04-12 NZ NZ304991A patent/NZ304991A/en unknown
- 1996-04-12 JP JP53089296A patent/JP4036472B2/ja not_active Expired - Lifetime
- 1996-04-12 HU HU9801120A patent/HU221090B1/hu not_active IP Right Cessation
- 1996-04-12 WO PCT/JP1996/001020 patent/WO1996032434A1/ja not_active Application Discontinuation
- 1996-04-12 DK DK96909364T patent/DK0852243T3/da active
- 1996-04-12 MX MX9707887A patent/MX9707887A/es not_active IP Right Cessation
- 1996-04-12 EP EP96909364A patent/EP0852243B1/en not_active Expired - Lifetime
- 1996-04-12 CA CA002218140A patent/CA2218140A1/en not_active Abandoned
- 1996-04-12 SI SI9620064A patent/SI9620064A/sl not_active IP Right Cessation
- 1996-04-12 AU AU52890/96A patent/AU5289096A/en not_active Abandoned
- 1996-04-12 AT AT96909364T patent/ATE226966T1/de not_active IP Right Cessation
- 1996-04-12 PT PT96909364T patent/PT852243E/pt unknown
- 1996-04-12 CN CN96194581A patent/CN1085690C/zh not_active Expired - Lifetime
- 1996-04-12 US US08/930,855 patent/US5973069A/en not_active Expired - Lifetime
- 1996-04-12 ES ES96909364T patent/ES2185769T3/es not_active Expired - Lifetime
- 1996-04-12 DE DE69624581T patent/DE69624581T2/de not_active Expired - Lifetime
- 1996-04-12 RU RU97118657/04A patent/RU2193574C2/ru not_active IP Right Cessation
- 1996-04-12 KR KR1019970707327A patent/KR19990007804A/ko not_active Application Discontinuation
- 1996-04-12 BR BR9604895-6A patent/BR9604895A/pt not_active Application Discontinuation
-
1997
- 1997-10-13 NO NO974728A patent/NO974728L/no not_active Application Discontinuation
-
1999
- 1999-07-27 US US09/361,958 patent/US6090317A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63152393A (ja) * | 1986-07-03 | 1988-06-24 | Takeda Chem Ind Ltd | グリコシル誘導体 |
Cited By (46)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001055722A1 (fr) * | 2000-01-26 | 2001-08-02 | Kazunori Kataoka | Detection d'une cible biologique |
JP2001247591A (ja) * | 2000-03-02 | 2001-09-11 | Natl Inst Of Advanced Industrial Science & Technology Meti | 重合性グルコフラノース誘導体およびその製造方法 |
WO2001086301A1 (fr) * | 2000-05-11 | 2001-11-15 | Center For Advanced Science And Technology Incubation, Ltd. | Composition polymère pour former la surface d'un biocapteur |
US6927033B2 (en) | 2000-05-11 | 2005-08-09 | Toudai Tlo, Ltd. | Polymer composition for forming surface of biosensor |
JP2003026566A (ja) * | 2001-07-13 | 2003-01-29 | Nano Career Kk | 薬物含有高分子ミセルの凍結乾燥用組成物およびその凍結乾燥製剤 |
EP1939280A1 (en) | 2001-07-26 | 2008-07-02 | Transparent Inc. | Cultured cell construct which contains spheroids of cultured animal cells and the use thereof |
WO2003076933A1 (fr) * | 2002-03-11 | 2003-09-18 | Toudai Tlo, Ltd. | Surface en poly(ethylene oxyde) a structure de type pinceau presentant une densite elevee |
US7214500B2 (en) | 2002-03-11 | 2007-05-08 | Toudai Tlo, Ltd. | Brush-like structured surface of poly(ethylene oxide) having elevated density |
WO2005073370A1 (ja) * | 2004-01-31 | 2005-08-11 | Transparent Inc. | 酵素複合体 |
EP2656840A1 (en) | 2005-06-09 | 2013-10-30 | NanoCarrier Co., Ltd. | Method for producing polymerized coordination compounds of platinum complex |
EP2474310A1 (en) | 2005-06-09 | 2012-07-11 | NanoCarrier Co., Ltd. | Method for producing polymerized coordination compounds of platinum complex |
US8592385B2 (en) | 2006-03-01 | 2013-11-26 | The University Of Tokyo | Polymer micelle complex including nucleic acid |
WO2007102608A1 (ja) * | 2006-03-06 | 2007-09-13 | Nanocarrier Co., Ltd. | 疎水性化合物の安定化剤 |
JPWO2007102608A1 (ja) * | 2006-03-06 | 2009-07-23 | ナノキャリア株式会社 | 疎水性化合物の安定化剤 |
WO2007126110A1 (ja) | 2006-04-24 | 2007-11-08 | Nanocarrier Co., Ltd. | 低分子薬物内包ポリマーミセルの製造方法 |
WO2008010341A1 (fr) | 2006-07-18 | 2008-01-24 | Nanocarrier Co., Ltd. | Polypeptide physiologiquement actif, micelle de polymère ayant une protéine enfermée dans celle-ci, et procédé d'obtention de la micelle de polymère |
WO2008062909A1 (fr) | 2006-11-22 | 2008-05-29 | The University Of Tokyo | Support d'arnsi sensible à l'environnement utilisant une micelle polymérique à pont disulfure |
US8075909B2 (en) | 2007-09-04 | 2011-12-13 | University Of Florida Research Foundation, Incorporated | Contact lens based bioactive agent delivery system |
WO2009133968A1 (ja) | 2008-04-30 | 2009-11-05 | 国立大学法人東京大学 | 電荷変換型三元系ポリプレックス |
US8895076B2 (en) | 2008-06-24 | 2014-11-25 | Nanocarrier Co., Ltd. | Liquid composition of cisplatin coordination compound |
WO2009157279A1 (ja) | 2008-06-24 | 2009-12-30 | ナノキャリア株式会社 | シスプラチン配位化合物の液体組成物 |
WO2009157561A1 (ja) | 2008-06-26 | 2009-12-30 | 独立行政法人科学技術振興機構 | Mri造影能を有する重合体-金属錯体複合体、並びにそれを用いたmri造影用及び/又は抗腫瘍用組成物 |
WO2011021398A1 (ja) * | 2009-08-21 | 2011-02-24 | 出光興産株式会社 | 重合性基を有する糖誘導体及びそれを用いたレジスト材料 |
WO2011043980A1 (en) | 2009-10-07 | 2011-04-14 | Sanford Burnham Medical Research Institute | Methods and compositions related to clot-binding lipid compounds |
WO2011096558A1 (ja) | 2010-02-05 | 2011-08-11 | ナノキャリア株式会社 | 易崩壊型ポリマーミセル組成物 |
WO2011127405A1 (en) | 2010-04-08 | 2011-10-13 | Sanford-Burnham Medical Research Institute | Methods and compositions for enhanced delivery of compounds |
WO2011145745A1 (ja) | 2010-05-21 | 2011-11-24 | 独立行政法人科学技術振興機構 | 物質内包ベシクル及びその製造方法 |
EP2626130A1 (en) | 2010-05-21 | 2013-08-14 | Japan Science And Technology Agency | Substance-encapsulating vesicle and process for producing the same |
EP3417934A1 (en) | 2010-05-21 | 2018-12-26 | Japan Science And Technology Agency | Substance-encapsulating vesicle and process for producing the same |
WO2012005376A1 (ja) | 2010-07-09 | 2012-01-12 | 国立大学法人 東京大学 | 核酸送達用組成物及び担体組成物、それを用いた医薬組成物、並びに核酸送達方法 |
WO2012118778A1 (en) | 2011-02-28 | 2012-09-07 | Sanford-Burnham Medical Research Institute | Truncated car peptides and methods and compositions using truncated car peptides |
US10179801B2 (en) | 2011-08-26 | 2019-01-15 | Sanford-Burnham Medical Research Institute | Truncated LYP-1 peptides and methods and compositions using truncated LYP-1 peptides |
WO2014133172A1 (ja) | 2013-03-01 | 2014-09-04 | 独立行政法人科学技術振興機構 | 物質内包ベシクル及びその製造方法 |
US10023693B2 (en) | 2013-03-25 | 2018-07-17 | Nof Corporation | Hydrophilic polymer derivative having benzylidene acetal linker |
WO2014157150A1 (ja) * | 2013-03-25 | 2014-10-02 | 日油株式会社 | ベンジリデンアセタールリンカーを有する親水性ポリマー誘導体 |
US10633489B2 (en) | 2013-03-25 | 2020-04-28 | Nof Corporation | Hydrophilic polymer derivative having benzylidene acetal linker |
WO2014185504A1 (ja) | 2013-05-17 | 2014-11-20 | ナノキャリア株式会社 | ポリマーミセル医薬組成物 |
WO2015016382A1 (en) | 2013-07-31 | 2015-02-05 | Ricoh Company, Limited | Imaging apparatus |
WO2015020026A1 (ja) | 2013-08-06 | 2015-02-12 | 独立行政法人科学技術振興機構 | 核酸内包高分子ミセル複合体及びその製造方法 |
US10046065B2 (en) | 2013-08-06 | 2018-08-14 | Japan Science And Technology Agency | Nucleic acid-encapsulating polymer micelle complex and method for producing same |
WO2015025983A1 (ja) | 2013-08-23 | 2015-02-26 | 国立大学法人東京大学 | 高分子ナノ粒子複合体、及びそれを含むmri造影用組成物 |
WO2015104739A1 (ja) | 2014-01-10 | 2015-07-16 | Jfeスチール株式会社 | 極厚肉油井管用ねじ継手 |
US10500246B2 (en) | 2015-06-25 | 2019-12-10 | Sanford Burnham Prebys Medical Discovery Institute | Compositions for delivery to and treatment of atherosclerotic plaques |
WO2018204392A1 (en) | 2017-05-02 | 2018-11-08 | Stanford Burnham Prebys Medical Discovery Institute | Tumor associated monocyte/macrophage binding peptide and methods of use thereof |
WO2020161602A1 (en) | 2019-02-04 | 2020-08-13 | University Of Tartu | Bi-specific extracellular matrix binding peptides and methods of use thereof |
EP3808757A1 (en) | 2019-10-14 | 2021-04-21 | École Polytechnique Fédérale de Lausanne (EPFL) | Renewable monomer and polymer thereof |
Also Published As
Publication number | Publication date |
---|---|
PT852243E (pt) | 2003-03-31 |
NO974728L (no) | 1997-12-05 |
DE69624581T2 (de) | 2003-05-15 |
DE69624581D1 (de) | 2002-12-05 |
KR19990007804A (ko) | 1999-01-25 |
MX9707887A (es) | 1997-11-29 |
CN1085690C (zh) | 2002-05-29 |
CA2218140A1 (en) | 1996-10-17 |
ATE226966T1 (de) | 2002-11-15 |
US6090317A (en) | 2000-07-18 |
JP4036472B2 (ja) | 2008-01-23 |
NZ304991A (en) | 2000-02-28 |
ES2185769T3 (es) | 2003-05-01 |
SI9620064A (sl) | 1998-06-30 |
HUP9801120A2 (hu) | 1998-08-28 |
AU5289096A (en) | 1996-10-30 |
HUP9801120A3 (en) | 1998-12-28 |
NO974728D0 (no) | 1997-10-13 |
HU221090B1 (en) | 2002-08-28 |
US5973069A (en) | 1999-10-26 |
EP0852243A4 (en) | 1998-08-26 |
RU2193574C2 (ru) | 2002-11-27 |
DK0852243T3 (da) | 2003-02-24 |
EP0852243B1 (en) | 2002-10-30 |
CN1187212A (zh) | 1998-07-08 |
EP0852243A1 (en) | 1998-07-08 |
BR9604895A (pt) | 1999-11-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO1996032434A1 (fr) | Oxydes de polyethylene ayant un groupe saccharide a une extremite et un groupe fonctionnel different a l'autre extremite, et procede pour produire lesdits oxydes de polyethylene | |
JP3855279B2 (ja) | ヘテロテレケリックブロックコポリマーおよびその製造方法 | |
van Dijk-Wolthuls et al. | A new class of polymerizable dextrans with hydrolyzable groups: hydroxyethyl methacrylated dextran with and without oligolactate spacer | |
EP0513358B1 (en) | Process for producing cyclodextrin derivative and polymer containing cyclodextrin immobilized therein | |
Sashiwa et al. | Chemical modification of chitosan 11: chitosan–dendrimer hybrid as a tree like molecule | |
Sashiwa et al. | Chemical modification of chitosan 8: preparation of chitosan–dendrimer hybrids via short spacer | |
US20100152430A1 (en) | Process for preparing compounds of chitosan saccharified with aminosugar | |
WO2019189188A1 (ja) | トリチル基含有単分散ポリエチレングリコールの精製方法 | |
JP3092531B2 (ja) | コハク酸イミジル基置換ポリオキシアルキレン誘導体の製造方法 | |
JP3310303B2 (ja) | 末端に官能基を有するポリメタクリル系重合体およびその組成物 | |
Uryu | Polysaccharides | |
AU741670B2 (en) | Polyoxyethylene having a sugar on one end and a different functional group on the other end, and a method for the production thereof | |
AU1010002A (en) | Polyoxyethylene having a sugar on one end and a different functional group on the other end, and a method for the production thereof | |
NZ501973A (en) | Means of applying living polymerisation to sugars whose -OH groups are selectively protected for producing heterotelechelic polyethylene oxide derivatives | |
JP4084679B2 (ja) | ポリ(エチレンオキシド)誘導体およびその重合開始剤としての用途 | |
US20040192905A1 (en) | Polymerizable monomers and process of preparation thereof | |
CN1030141C (zh) | 4’-去甲基表鬼臼脂素葡萄糖苷-4’-磷酸酯的制备方法 | |
JP3832633B2 (ja) | アミノ基含有ポリマーセグメントを有するブロックコポリマー | |
WO1999001479A1 (en) | Chitosan derivatives and methods of manufacturing the same | |
Ouchi et al. | Synthesis of polyether-bound 3-(5-fluorouracil-1-yl) propanoic acid and its hydrolysis reactivity | |
WO2004087725A1 (en) | Polymerizable monomers and process of preparation thereof | |
AU744832B2 (en) | Heterotelechelic block copolymers and process for preparing same | |
WO1999022739A1 (fr) | Composition medicinale a base d'un compose steroidien | |
NZ502021A (en) | Heterotelechelic block copolymer and a polymeric micelle comprising the heterotelechelic block copolymer in an aqueous solvent |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 96194581.8 Country of ref document: CN |
|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AL AM AT AU AZ BB BG BR BY CA CH CN CZ DE DK EE ES FI GB GE HU IS JP KE KG KR KZ LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK TJ TM TR TT UA UG US UZ VN AM AZ BY KG KZ MD RU TJ TM |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): KE LS MW SD SZ UG AT BE CH DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN ML |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 304991 Country of ref document: NZ |
|
ENP | Entry into the national phase |
Ref document number: 2218140 Country of ref document: CA Ref document number: 2218140 Country of ref document: CA Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: PV1997-3266 Country of ref document: CZ Ref document number: 1019970707327 Country of ref document: KR Ref document number: 97-01900 Country of ref document: RO |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1996909364 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 08930855 Country of ref document: US |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
WWP | Wipo information: published in national office |
Ref document number: 1996909364 Country of ref document: EP |
|
WWR | Wipo information: refused in national office |
Ref document number: PV1997-3266 Country of ref document: CZ |
|
WWP | Wipo information: published in national office |
Ref document number: 1019970707327 Country of ref document: KR |
|
WWG | Wipo information: grant in national office |
Ref document number: 1996909364 Country of ref document: EP |
|
WWR | Wipo information: refused in national office |
Ref document number: 1019970707327 Country of ref document: KR |