DE1041950B - Verfahren zur Herstellung von Vitamin A - Google Patents

Verfahren zur Herstellung von Vitamin A

Info

Publication number
DE1041950B
DE1041950B DEN12710A DEN0012710A DE1041950B DE 1041950 B DE1041950 B DE 1041950B DE N12710 A DEN12710 A DE N12710A DE N0012710 A DEN0012710 A DE N0012710A DE 1041950 B DE1041950 B DE 1041950B
Authority
DE
Germany
Prior art keywords
vitamin
acid
ester
reduction
condensation
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
DEN12710A
Other languages
German (de)
English (en)
Inventor
Henderikus Obias Huisman
Anne Smit
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE1041950B publication Critical patent/DE1041950B/de
Pending legal-status Critical Current

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
    • C07C403/06—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 singly-bound oxygen atoms
    • C07C403/08—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 singly-bound oxygen atoms by hydroxy 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
    • C07C403/14—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
    • 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
    • C07C403/18—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 nitrogen atoms
    • 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)
DEN12710A 1955-09-14 1956-09-12 Verfahren zur Herstellung von Vitamin A Pending DE1041950B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL813517X 1955-09-14

Publications (1)

Publication Number Publication Date
DE1041950B true DE1041950B (de) 1958-10-30

Family

ID=19838789

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN12710A Pending DE1041950B (de) 1955-09-14 1956-09-12 Verfahren zur Herstellung von Vitamin A

Country Status (4)

Country Link
DE (1) DE1041950B (ja)
FR (1) FR1169570A (ja)
GB (1) GB813517A (ja)
NL (1) NL99527C (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2623805B1 (fr) * 1987-12-01 1990-04-13 Rhone Poulenc Sante Procede de preparation de la vitamine a
CN110950791B (zh) * 2019-12-09 2021-12-14 万华化学集团股份有限公司 一种维生素a及维生素a酯制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE857952C (de) * 1950-07-12 1952-12-04 Philips Nv Verfahren zur Herstellung von ª‰-Jonyliden-acetaldehyd
CH289984A (de) * 1949-07-16 1953-04-15 Philips Nv Verfahren zur Herstellung von S-Jonyliden-acetaldehyd.
DE918987C (de) * 1950-11-25 1954-10-11 Eastman Kodak Co Verfahren zur Synthese von Vitamin-A-wirksamen Verbindungen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH289984A (de) * 1949-07-16 1953-04-15 Philips Nv Verfahren zur Herstellung von S-Jonyliden-acetaldehyd.
DE857952C (de) * 1950-07-12 1952-12-04 Philips Nv Verfahren zur Herstellung von ª‰-Jonyliden-acetaldehyd
DE918987C (de) * 1950-11-25 1954-10-11 Eastman Kodak Co Verfahren zur Synthese von Vitamin-A-wirksamen Verbindungen

Also Published As

Publication number Publication date
GB813517A (en) 1959-05-21
NL99527C (ja)
FR1169570A (fr) 1958-12-31

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