CN1081186C - 1,4,7,10-四氮杂环十二烷和其衍生物的制备方法 - Google Patents
1,4,7,10-四氮杂环十二烷和其衍生物的制备方法 Download PDFInfo
- Publication number
- CN1081186C CN1081186C CN97192459A CN97192459A CN1081186C CN 1081186 C CN1081186 C CN 1081186C CN 97192459 A CN97192459 A CN 97192459A CN 97192459 A CN97192459 A CN 97192459A CN 1081186 C CN1081186 C CN 1081186C
- Authority
- CN
- China
- Prior art keywords
- ethylene imine
- benzyl
- imine derivative
- derivatives
- unsubstituted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- QBPPRVHXOZRESW-UHFFFAOYSA-N 1,4,7,10-tetraazacyclododecane Chemical compound C1CNCCNCCNCCN1 QBPPRVHXOZRESW-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 150000001925 cycloalkenes Chemical class 0.000 claims abstract description 16
- HJWLCRVIBGQPNF-UHFFFAOYSA-N prop-2-enylbenzene Chemical group C=CCC1=CC=CC=C1 HJWLCRVIBGQPNF-UHFFFAOYSA-N 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 27
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 239000002253 acid Substances 0.000 claims description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 11
- WRMNZCZEMHIOCP-UHFFFAOYSA-N 2-Phenylethanol Natural products OCCC1=CC=CC=C1 WRMNZCZEMHIOCP-UHFFFAOYSA-N 0.000 claims description 10
- -1 benzyl ethyl alcohol sulfonamide Chemical class 0.000 claims description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 8
- 150000002148 esters Chemical class 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 4
- AFVFQIVMOAPDHO-UHFFFAOYSA-N methanesulfonic acid Substances CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 claims description 4
- 229940124530 sulfonamide Drugs 0.000 claims description 4
- COVZYZSDYWQREU-UHFFFAOYSA-N Busulfan Chemical compound CS(=O)(=O)OCCCCOS(C)(=O)=O COVZYZSDYWQREU-UHFFFAOYSA-N 0.000 claims description 3
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 2
- 238000009903 catalytic hydrogenation reaction Methods 0.000 claims description 2
- 150000007513 acids Chemical class 0.000 claims 1
- 229940098779 methanesulfonic acid Drugs 0.000 claims 1
- CASDNPHWJOQUQX-UHFFFAOYSA-N 1-benzylaziridine Chemical compound C=1C=CC=CC=1CN1CC1 CASDNPHWJOQUQX-UHFFFAOYSA-N 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 12
- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 239000000243 solution Substances 0.000 description 8
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- 239000000839 emulsion Substances 0.000 description 6
- 235000019441 ethanol Nutrition 0.000 description 6
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 6
- 239000003643 water by type Substances 0.000 description 6
- 238000005984 hydrogenation reaction Methods 0.000 description 5
- 239000011541 reaction mixture Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000004821 distillation Methods 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000005977 Ethylene Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 125000000623 heterocyclic group Chemical group 0.000 description 3
- 239000003446 ligand Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- ZRSDQBKGDNPFLT-UHFFFAOYSA-N ethanol;oxolane Chemical compound CCO.C1CCOC1 ZRSDQBKGDNPFLT-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000002703 mutagenesis Methods 0.000 description 2
- 231100000350 mutagenesis Toxicity 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N n-propyl alcohol Natural products CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- PGFBTQBTIYCCFJ-NSHDSACASA-N (2s)-2-(benzylamino)butan-1-ol Chemical class CC[C@@H](CO)NCC1=CC=CC=C1 PGFBTQBTIYCCFJ-NSHDSACASA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- ZPDFIIGFYAHNSK-CTHHTMFSSA-K 2-[4,10-bis(carboxylatomethyl)-7-[(2r,3s)-1,3,4-trihydroxybutan-2-yl]-1,4,7,10-tetrazacyclododec-1-yl]acetate;gadolinium(3+) Chemical compound [Gd+3].OC[C@@H](O)[C@@H](CO)N1CCN(CC([O-])=O)CCN(CC([O-])=O)CCN(CC([O-])=O)CC1 ZPDFIIGFYAHNSK-CTHHTMFSSA-K 0.000 description 1
- 208000005623 Carcinogenesis Diseases 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 239000002841 Lewis acid Substances 0.000 description 1
- 108700020796 Oncogene Proteins 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 229940045713 antineoplastic alkylating drug ethylene imines Drugs 0.000 description 1
- 230000036952 cancer formation Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000504 carcinogenesis Toxicity 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 150000002240 furans Chemical class 0.000 description 1
- 229960003411 gadobutrol Drugs 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- 229960005451 gadoteridol Drugs 0.000 description 1
- DPNNNPAKRZOSMO-UHFFFAOYSA-K gadoteridol Chemical compound [Gd+3].CC(O)CN1CCN(CC([O-])=O)CCN(CC([O-])=O)CCN(CC([O-])=O)CC1 DPNNNPAKRZOSMO-UHFFFAOYSA-K 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- ZAPMWHLBCYGTKF-UHFFFAOYSA-N n-benzylethenimine Chemical compound C=C=NCC1=CC=CC=C1 ZAPMWHLBCYGTKF-UHFFFAOYSA-N 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- QQVIHTHCMHWDBS-UHFFFAOYSA-N perisophthalic acid Natural products OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 235000015170 shellfish Nutrition 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
- C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Abstract
Description
条 件 | 产率 |
0.03当量对-TsOH,95%EtOH, (根据文献1*)0.33当量对-TsOH,50%EtOH,60-80℃(实施例1)0.25当量对-TsOH,75%EtOH,50-80℃(实施例2)0.33当量MsOH,50%EtOH,70℃(实施例3) | 12-25%55%58%52% |
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19608307A DE19608307C1 (de) | 1996-02-26 | 1996-02-26 | Verfahren zur Herstellung von 1,4,7,10-Tetraazacyclododecan und dessen Derivaten |
DE19608307.9 | 1996-02-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1211975A CN1211975A (zh) | 1999-03-24 |
CN1081186C true CN1081186C (zh) | 2002-03-20 |
Family
ID=7787168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97192459A Expired - Lifetime CN1081186C (zh) | 1996-02-26 | 1997-02-26 | 1,4,7,10-四氮杂环十二烷和其衍生物的制备方法 |
Country Status (21)
Country | Link |
---|---|
EP (1) | EP0883610B1 (zh) |
JP (2) | JP4745469B2 (zh) |
KR (1) | KR100453668B1 (zh) |
CN (1) | CN1081186C (zh) |
AT (1) | ATE194602T1 (zh) |
AU (1) | AU717720B2 (zh) |
CA (1) | CA2247265C (zh) |
CZ (1) | CZ290128B6 (zh) |
DE (2) | DE19608307C1 (zh) |
DK (1) | DK0883610T3 (zh) |
ES (1) | ES2148837T3 (zh) |
GR (1) | GR3034468T3 (zh) |
HK (1) | HK1018618A1 (zh) |
IL (1) | IL125419A (zh) |
NO (1) | NO310870B1 (zh) |
NZ (1) | NZ331520A (zh) |
PL (1) | PL185927B1 (zh) |
PT (1) | PT883610E (zh) |
SK (1) | SK281972B6 (zh) |
WO (1) | WO1997031905A1 (zh) |
ZA (1) | ZA971672B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19608307C1 (de) * | 1996-02-26 | 1997-08-28 | Schering Ag | Verfahren zur Herstellung von 1,4,7,10-Tetraazacyclododecan und dessen Derivaten |
CZ297577B6 (cs) * | 2005-10-17 | 2007-01-10 | Azacycles S. R. O. | Způsob přípravy 1,4,7,10-tetraazacyklododekanua jeho N-acylderivátů |
DE102009057274B4 (de) | 2009-12-02 | 2011-09-01 | Bayer Schering Pharma Aktiengesellschaft | Gadobutrolherstellung mittels Trioxobicyclo-octan |
DE102010013833A1 (de) | 2010-03-29 | 2011-09-29 | Bayer Schering Pharma Aktiengesellschaft | Herstellung von Gadobutrol mittels Dimethylformamiddimethylacetal |
CN101845112B (zh) * | 2010-06-02 | 2011-09-14 | 华东理工大学 | 一种基于高分子纳米粒子的高灵敏性核磁共振成像造影剂的制备方法 |
DE102010023105A1 (de) | 2010-06-04 | 2011-12-08 | Bayer Schering Pharma Aktiengesellschaft | Gadobutrolherstellung im Eintopfverfahren mittels DMF-acetal und N-Methylimidazol |
KR102003570B1 (ko) | 2011-04-21 | 2019-07-24 | 바이엘 인텔렉쳐 프로퍼티 게엠베하 | 고순도 가도부트롤의 제조 |
KR102067551B1 (ko) * | 2018-04-12 | 2020-01-17 | (주) 에프엔지리서치 | 오염토양 또는 오염수질 복원용 화합물 |
CN108794417A (zh) * | 2018-08-04 | 2018-11-13 | 许昌恒生制药有限公司 | 一种医疗诊断造影剂中间体的制备方法 |
EP4335461A1 (en) | 2022-09-09 | 2024-03-13 | Bayer AG | Combinations of contrast agents |
EP4335840A1 (en) | 2022-09-09 | 2024-03-13 | Bayer Aktiengesellschaft | New contrast agents for use in diagnostic imaging |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3828023A (en) * | 1971-09-13 | 1974-08-06 | Dow Chemical Co | Process for preparing cyclic oligomers of n-substituted aziridines |
US6693190B1 (en) * | 1994-05-11 | 2004-02-17 | Bracco International B.V. | Enhanced relaxivity monomeric and multimeric compounds |
EP0813523A2 (en) * | 1995-03-10 | 1997-12-29 | Nycomed Salutar, Inc. | Preparation of n-arylmethyl aziridine derivatives, 1,4,7,10-tetraazacyclododecane derivatives obtained therefrom and n-arylmethyl-ethanol-amine sulphonate esters as intermediates |
DE19608307C1 (de) * | 1996-02-26 | 1997-08-28 | Schering Ag | Verfahren zur Herstellung von 1,4,7,10-Tetraazacyclododecan und dessen Derivaten |
-
1996
- 1996-02-26 DE DE19608307A patent/DE19608307C1/de not_active Expired - Fee Related
-
1997
- 1997-02-26 ES ES96946361T patent/ES2148837T3/es not_active Expired - Lifetime
- 1997-02-26 EP EP96946361A patent/EP0883610B1/de not_active Expired - Lifetime
- 1997-02-26 IL IL12541997A patent/IL125419A/xx not_active IP Right Cessation
- 1997-02-26 CZ CZ19982721A patent/CZ290128B6/cs not_active IP Right Cessation
- 1997-02-26 PL PL97328468A patent/PL185927B1/pl unknown
- 1997-02-26 WO PCT/EP1997/000927 patent/WO1997031905A1/de active IP Right Grant
- 1997-02-26 KR KR10-1998-0706649A patent/KR100453668B1/ko not_active IP Right Cessation
- 1997-02-26 JP JP53059297A patent/JP4745469B2/ja not_active Expired - Lifetime
- 1997-02-26 PT PT96946361T patent/PT883610E/pt unknown
- 1997-02-26 DE DE59702009T patent/DE59702009D1/de not_active Expired - Lifetime
- 1997-02-26 NZ NZ331520A patent/NZ331520A/xx not_active IP Right Cessation
- 1997-02-26 ZA ZA9701672A patent/ZA971672B/xx unknown
- 1997-02-26 CA CA002247265A patent/CA2247265C/en not_active Expired - Lifetime
- 1997-02-26 CN CN97192459A patent/CN1081186C/zh not_active Expired - Lifetime
- 1997-02-26 DK DK96946361T patent/DK0883610T3/da active
- 1997-02-26 SK SK1172-98A patent/SK281972B6/sk not_active IP Right Cessation
- 1997-02-26 AT AT96946361T patent/ATE194602T1/de active
- 1997-02-26 AU AU18772/97A patent/AU717720B2/en not_active Expired
-
1998
- 1998-08-25 NO NO19983901A patent/NO310870B1/no not_active IP Right Cessation
-
1999
- 1999-08-27 HK HK99103678A patent/HK1018618A1/xx not_active IP Right Cessation
-
2000
- 2000-09-21 GR GR20000402157T patent/GR3034468T3/el unknown
-
2009
- 2009-05-27 JP JP2009127490A patent/JP2009185077A/ja not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA2247265A1 (en) | 1997-09-04 |
NZ331520A (en) | 2000-01-28 |
KR100453668B1 (ko) | 2004-12-16 |
DE19608307C1 (de) | 1997-08-28 |
IL125419A (en) | 2001-01-11 |
DK0883610T3 (da) | 2000-09-25 |
EP0883610B1 (de) | 2000-07-12 |
JP2000505467A (ja) | 2000-05-09 |
DE59702009D1 (de) | 2000-08-17 |
CA2247265C (en) | 2005-06-21 |
HK1018618A1 (en) | 1999-12-30 |
CZ272198A3 (cs) | 2000-02-16 |
GR3034468T3 (en) | 2000-12-29 |
NO983901L (no) | 1998-08-25 |
EP0883610A1 (de) | 1998-12-16 |
AU717720B2 (en) | 2000-03-30 |
JP4745469B2 (ja) | 2011-08-10 |
ES2148837T3 (es) | 2000-10-16 |
WO1997031905A1 (de) | 1997-09-04 |
JP2009185077A (ja) | 2009-08-20 |
PL328468A1 (en) | 1999-02-01 |
NO310870B1 (no) | 2001-09-10 |
NO983901D0 (no) | 1998-08-25 |
PT883610E (pt) | 2000-10-31 |
SK117298A3 (en) | 1999-01-11 |
IL125419A0 (en) | 1999-03-12 |
KR19990087248A (ko) | 1999-12-15 |
CZ290128B6 (cs) | 2002-06-12 |
AU1877297A (en) | 1997-09-16 |
SK281972B6 (sk) | 2001-09-11 |
PL185927B1 (pl) | 2003-09-30 |
CN1211975A (zh) | 1999-03-24 |
ZA971672B (en) | 1997-08-29 |
ATE194602T1 (de) | 2000-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1124244A (en) | Imidazole derivatives, their preparation and pharmaceutical compositions | |
CN1081186C (zh) | 1,4,7,10-四氮杂环十二烷和其衍生物的制备方法 | |
EP0051829B1 (en) | N-substituted omega-(2-oxo-4-imidazolin-1-yl) alcanoic acids, salts and esters thereof, process for producing the same and these active agents containing pharmaceutical compounds | |
DE2223184A1 (de) | Benzofuranderivate und deren Saeureanlagerungssalze,Verfahren zu ihrer Herstellung und ihre Verwendung | |
DK157926B (da) | Analogifremgangsmaade til fremstilling af 4-(substitueret aminometyl)-imidazoler eller ugiftige, farmaceutisk acceptable syreadditionssalte deraf | |
DK166354B (da) | N-substituerede neuraminsyrederivater og fremgangsmaader til fremstilling af samme samt praeparat omfattende disse til regulering af immunsystemets forsvar | |
DE3688788T2 (de) | Benzazepinderivate. | |
CN112939900B (zh) | 一种布瓦西坦中间体的制备方法 | |
CN1140523C (zh) | β-联苯双酯的合成新方法 | |
EP0041652B1 (de) | Neue Imidazolderivate, ihre Herstellung und diese Derivate enthaltende Arzneimittel | |
US4276294A (en) | Benzofurylpiperazines | |
DE2264903C3 (de) | Piperidinderivate und ihre Herstellung | |
CN112457203A (zh) | 一种2-氨基-2-甲基-1-丙醇的制备方法 | |
EP0169602B1 (en) | Preparation of n-substituted azetidine 3-carboxylic acid derivatives | |
CN115785057B (zh) | 一种替卡格雷中间化合物及其盐的制备方法 | |
EP1303493A1 (de) | Verfahren zur herstellung von n,n'-carbonyldiazolen und azolidsalzen | |
CN111196807A (zh) | 一种阿维巴坦钠的回收制备方法 | |
Burtner et al. | Antispasmodics. III. Diarylacetic Acid Esters of Some Pyridyl and Piperidyl Alkanols1 | |
AU658662B2 (en) | Process for the preparation of a dextrogyral isomer of an isoindolinone derivative | |
US4205003A (en) | 2-[5-(4-Chlorophenyl)furfuryl]-1,3,-propanediol | |
EP0524959B1 (en) | Process for sultamicillin intermediate | |
CS270548B1 (en) | Method of 2-ethyl-6-methyl-n-/1 -methoxy-2-propyl/aniline preparation | |
LV11461B (en) | Dichloro-substituted imidazole derivatives as antifungal agents | |
DE69301514T2 (de) | Xanthon-Derivate, Verfahren zu ihrer Herstellung und ihrer Verwendung | |
CN118754856A (zh) | 一种药用肌酸酐的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
REG | Reference to a national code |
Ref country code: HK Ref legal event code: GR Ref document number: 1058269 Country of ref document: HK |
|
ASS | Succession or assignment of patent right |
Owner name: BAYER INTELLECTUAL PROPERTY GMBH Free format text: FORMER OWNER: BAYER PHARMA AG Effective date: 20130726 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: BAYER PHARMA AG Free format text: FORMER NAME: SCHERING AG |
|
CP01 | Change in the name or title of a patent holder |
Address after: Berlin Patentee after: BAYER PHARMA AG Address before: Berlin Patentee before: Schering AG |
|
TR01 | Transfer of patent right |
Effective date of registration: 20130726 Address after: German Monheim Patentee after: BAYER INTELLECTUAL PROPERTY GmbH Address before: Berlin Patentee before: Bayer Pharma AG |
|
CX01 | Expiry of patent term |
Granted publication date: 20020320 |
|
CX01 | Expiry of patent term |