IT1145435B - Procedimento per la produzione di 2,3-dimetilbutene-2 - Google Patents

Procedimento per la produzione di 2,3-dimetilbutene-2

Info

Publication number
IT1145435B
IT1145435B IT48563/80A IT4856380A IT1145435B IT 1145435 B IT1145435 B IT 1145435B IT 48563/80 A IT48563/80 A IT 48563/80A IT 4856380 A IT4856380 A IT 4856380A IT 1145435 B IT1145435 B IT 1145435B
Authority
IT
Italy
Prior art keywords
dimethylbutene
procedure
production
Prior art date
Application number
IT48563/80A
Other languages
English (en)
Other versions
IT8048563A0 (it
Inventor
Juergen Weber
Wolfgang Bernhagen
Helmut Springer
Original Assignee
Ruhrchemie Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ruhrchemie Ag filed Critical Ruhrchemie Ag
Publication of IT8048563A0 publication Critical patent/IT8048563A0/it
Application granted granted Critical
Publication of IT1145435B publication Critical patent/IT1145435B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/23Rearrangement of carbon-to-carbon unsaturated bonds
    • C07C5/25Migration of carbon-to-carbon double bonds
    • C07C5/2506Catalytic processes
    • C07C5/2525Catalytic processes with inorganic acids; with salts or anhydrides of acids
    • C07C5/2531Acids of sulfur; Salts thereof; Sulfur oxides
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/20Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
    • C07C1/24Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms by elimination of water
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C11/00Aliphatic unsaturated hydrocarbons
    • C07C11/02Alkenes
    • C07C11/107Alkenes with six carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/17Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrogenation of carbon-to-carbon double or triple bonds
    • C07C29/175Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrogenation of carbon-to-carbon double or triple bonds with simultaneous reduction of an oxo group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C07C45/75Reactions with formaldehyde
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04Alumina
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/02Sulfur, selenium or tellurium; Compounds thereof
    • C07C2527/053Sulfates or other compounds comprising the anion (SnO3n+1)2-
    • C07C2527/054Sulfuric acid or other acids with the formula H2Sn03n+1

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT48563/80A 1979-05-03 1980-04-30 Procedimento per la produzione di 2,3-dimetilbutene-2 IT1145435B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2917779A DE2917779C2 (de) 1979-05-03 1979-05-03 Verfahren zur Herstellung von 2,3-Dimethylbuten-2

Publications (2)

Publication Number Publication Date
IT8048563A0 IT8048563A0 (it) 1980-04-30
IT1145435B true IT1145435B (it) 1986-11-05

Family

ID=6069800

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48563/80A IT1145435B (it) 1979-05-03 1980-04-30 Procedimento per la produzione di 2,3-dimetilbutene-2

Country Status (8)

Country Link
US (1) US4288643A (it)
JP (1) JPS55147231A (it)
CH (1) CH642935A5 (it)
DE (1) DE2917779C2 (it)
FR (1) FR2455568B1 (it)
GB (1) GB2051119B (it)
IT (1) IT1145435B (it)
SE (1) SE442991B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3213681A1 (de) * 1982-04-14 1983-10-27 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von (alpha)-alkylacroleinen
DE3329877A1 (de) * 1983-08-18 1985-03-07 Rudolf 8000 München Hinterwaldner Hydrophobe und/oder abhaesive masse, reaktiver verduenner und weichmacher und deren verwendung
US5210121A (en) * 1983-08-18 1993-05-11 The Permethyl Corporation Hydrophobic and/or abhesive materials, reactive diluents, and reactive plasticizers
DE3523181A1 (de) * 1985-06-28 1987-01-08 Basf Ag Verfahren zur herstellung von 2-methyl-2-alkenalen
GB8709648D0 (en) * 1987-04-23 1987-05-28 Bp Chem Int Ltd Chemical process
DK0639550T3 (da) * 1993-03-04 2000-10-09 Sumitomo Chemical Co Fremgangsmåde til fremstilling af 2,3-dimethyl-2-buten
JP2988207B2 (ja) * 1993-03-04 1999-12-13 住友化学工業株式会社 2,3−ジメチル−2−ブテンの製造方法
DE102012105878A1 (de) 2012-07-02 2014-01-02 Oxea Gmbh Verfahren zur Herstellung von Isopentanderivaten

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2386934A (en) * 1943-07-28 1945-10-16 Gen Motors Corp Isomerization of olefins
US3247277A (en) * 1965-02-15 1966-04-19 Phillips Petroleum Co Production of 2, 3-dimethylbutenes
US3463818A (en) * 1966-01-25 1969-08-26 Int Flavors & Fragrances Inc Unsaturated aldehydes and alcohols
BE756427A (it) * 1969-09-23 1971-03-22 Shell Int Research
US3723562A (en) * 1970-10-08 1973-03-27 Phillips Petroleum Co Conversion of olefins
US3758610A (en) * 1971-03-22 1973-09-11 Sun Oil Co Preparation of isoprene from isobutylene and methylal

Also Published As

Publication number Publication date
GB2051119A (en) 1981-01-14
DE2917779B1 (de) 1980-06-26
CH642935A5 (de) 1984-05-15
JPS5747165B2 (it) 1982-10-07
SE8003155L (sv) 1980-11-04
JPS55147231A (en) 1980-11-17
FR2455568B1 (fr) 1986-06-13
GB2051119B (en) 1983-05-18
FR2455568A1 (fr) 1980-11-28
DE2917779C2 (de) 1981-05-27
SE442991B (sv) 1986-02-10
US4288643A (en) 1981-09-08
IT8048563A0 (it) 1980-04-30

Similar Documents

Publication Publication Date Title
AR227650A1 (es) Procedimiento para la produccion de compuestos de 2,4-diamino-6-cloro-quinazolinas
ES495024A0 (es) Procedimiento para la produccion de 2-amino-5-hidroxi-1,2,3,4-tetrahidronaftalenos
IT8023087A0 (it) Procedimento per la produzione di p-cloroalchilbenzene.
IT1146241B (it) Procedimento per la produzione di ditiazolil-disolfuri
IT1141609B (it) Procedimento per la produzione di metilen cicloammine
IT1101612B (it) Procedimento per la produzione di 2,6-diamminonebularine
IT1145435B (it) Procedimento per la produzione di 2,3-dimetilbutene-2
IT1188961B (it) Procedimento per la produzione di composti antrachinonici
IT8025261A0 (it) Procedimento per la produzione di teatrafluoruro di zolfo.
IT1102597B (it) Procedimento per la produzione di 2,3-dimetil-pentanale
IT1172398B (it) Procedimento per la produzione di 1,2-diclorcetano
IT8049281A0 (it) Procedimento per la produzione di amminoaril-beta-solfatoetil-solfo ne
IT1105154B (it) Procedimento per la produzione di 2,4-diosso-ossazolidine
IT1140788B (it) Procedimento migliorato per la produzione di 3-0-demetilfortimicine
IT1145279B (it) Procedimento per la produzione di 3-(4)-formiltriciclo(5,2,1,0,2,6)-decene-8
IT1079470B (it) Procedimento per la produzione di 1,2-dicloalcandioni
IT1143595B (it) Procedimento per la produzione di 2,3-cicloalchenopiridine
IT1091568B (it) Procedimento migliorato per la produzione di 5-nitroso-2,4,6-triammino-porimidina
IT8023794A0 (it) Fluoruro di w iodoacile. procedimento per la produzione di
IT1123731B (it) Procedimento per la preparazione di 1,2,3-tiadiazol-5-il-uree
IT1144063B (it) Procedimento per la produzione di 2-alcossietil mercaptani
IT7923578A0 (it) Mmidi. procedimento per la produzione di carbossammido-etilbenzen-4-4solfona
IT1125431B (it) Procedimento per la produzione di 2,6-dinitro-n-alchil-aniline
IT1086657B (it) Procedimento per la produzione di 6 metil-pierina
IT1112096B (it) Procedimento per la produzione di 3 bromoftalide