CH262796A - Process for the production of a vitamin A intermediate. - Google Patents

Process for the production of a vitamin A intermediate.

Info

Publication number
CH262796A
CH262796A CH262796DA CH262796A CH 262796 A CH262796 A CH 262796A CH 262796D A CH262796D A CH 262796DA CH 262796 A CH262796 A CH 262796A
Authority
CH
Switzerland
Prior art keywords
vitamin
production
Prior art date
Application number
Other languages
German (de)
Inventor
Inc Distillation Products
Original Assignee
Inc Distillation Products
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 Inc Distillation Products filed Critical Inc Distillation Products
Publication of CH262796A publication Critical patent/CH262796A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
    • C07C403/14—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by doubly-bound oxygen atoms
    • C07C403/16—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by doubly-bound oxygen atoms not being part of —CHO groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
    • C07C403/20—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by carboxyl groups or halides, anhydrides, or (thio)esters thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH262796D 1946-07-24 1947-12-31 Process for the production of a vitamin A intermediate. CH262796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US262796XA 1946-07-24 1946-07-24

Publications (1)

Publication Number Publication Date
CH262796A true CH262796A (en) 1949-07-31

Family

ID=21830900

Family Applications (1)

Application Number Title Priority Date Filing Date
CH262796D CH262796A (en) 1946-07-24 1947-12-31 Process for the production of a vitamin A intermediate.

Country Status (4)

Country Link
BE (1) BE480274A (en)
CH (1) CH262796A (en)
FR (1) FR963812A (en)
GB (1) GB636935A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1003726B (en) * 1953-01-22 1957-03-07 Philips Nv Process for the production of ª ‡, ª ‰ -unsaturated acid halides of the vitamin A series
DE1045396B (en) * 1953-01-22 1958-12-04 Philips Nv Process for the production of vitamin A.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1003726B (en) * 1953-01-22 1957-03-07 Philips Nv Process for the production of ª ‡, ª ‰ -unsaturated acid halides of the vitamin A series
DE1045396B (en) * 1953-01-22 1958-12-04 Philips Nv Process for the production of vitamin A.

Also Published As

Publication number Publication date
FR963812A (en) 1950-07-21
BE480274A (en)
GB636935A (en) 1950-05-10

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