DE2037936B2 - Verfahren zur Herstellung von Polyenverbindungen - Google Patents

Verfahren zur Herstellung von Polyenverbindungen

Info

Publication number
DE2037936B2
DE2037936B2 DE19702037936 DE2037936A DE2037936B2 DE 2037936 B2 DE2037936 B2 DE 2037936B2 DE 19702037936 DE19702037936 DE 19702037936 DE 2037936 A DE2037936 A DE 2037936A DE 2037936 B2 DE2037936 B2 DE 2037936B2
Authority
DE
Germany
Prior art keywords
formula
dialdehyde
dimethyl
bromide
ethylene oxide
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.)
Pending
Application number
DE19702037936
Other languages
German (de)
English (en)
Other versions
DE2037936A1 (de
Inventor
Norbert Dr. Arlesheim Rigassi
Ulrich Dr. Reinach Schwieter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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
Priority claimed from CH1172669A external-priority patent/CH517053A/de
Priority claimed from CH1624369A external-priority patent/CH522572A/de
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of DE2037936A1 publication Critical patent/DE2037936A1/de
Publication of DE2037936B2 publication Critical patent/DE2037936B2/de
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
    • C07C1/32—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen
    • C07C1/34—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from compounds containing hetero-atoms other than or in addition to oxygen or halogen reacting phosphines with aldehydes or ketones, e.g. Wittig reaction
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation 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
    • C07C45/67—Preparation 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
    • C07C45/68—Preparation 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
    • C07C45/72—Preparation 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19702037936 1969-08-01 1970-07-30 Verfahren zur Herstellung von Polyenverbindungen Pending DE2037936B2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1172669A CH517053A (de) 1969-08-01 1969-08-01 Verfahren zur Herstellung von Polyenverbindungen
CH1624369A CH522572A (de) 1969-10-31 1969-10-31 Verfahren zur Herstellung von Polyenverbindungen

Publications (2)

Publication Number Publication Date
DE2037936A1 DE2037936A1 (de) 1971-02-11
DE2037936B2 true DE2037936B2 (de) 1975-06-05

Family

ID=25708815

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702037936 Pending DE2037936B2 (de) 1969-08-01 1970-07-30 Verfahren zur Herstellung von Polyenverbindungen

Country Status (6)

Country Link
BE (1) BE754224A (https=)
DE (1) DE2037936B2 (https=)
FR (1) FR2057775A5 (https=)
GB (1) GB1280432A (https=)
NL (1) NL7009468A (https=)
SE (1) SE360348B (https=)

Also Published As

Publication number Publication date
NL7009468A (https=) 1971-02-03
GB1280432A (en) 1972-07-05
SE360348B (https=) 1973-09-24
FR2057775A5 (https=) 1971-05-21
BE754224A (fr) 1971-02-01
DE2037936A1 (de) 1971-02-11

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