BE857097A - Procede pour la preparation d'un compose polyenique - Google Patents

Procede pour la preparation d'un compose polyenique

Info

Publication number
BE857097A
BE857097A BE179584A BE179584A BE857097A BE 857097 A BE857097 A BE 857097A BE 179584 A BE179584 A BE 179584A BE 179584 A BE179584 A BE 179584A BE 857097 A BE857097 A BE 857097A
Authority
BE
Belgium
Prior art keywords
preparation
polyene compound
polyene
compound
Prior art date
Application number
BE179584A
Other languages
English (en)
French (fr)
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of BE857097A publication Critical patent/BE857097A/xx

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
    • C07C403/12—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 esterified hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/54—Quaternary phosphonium compounds
    • C07F9/5435—Cycloaliphatic phosphonium compounds
    • 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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE179584A 1976-07-26 1977-07-25 Procede pour la preparation d'un compose polyenique BE857097A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH952476A CH601219A5 (de) 1976-07-26 1976-07-26

Publications (1)

Publication Number Publication Date
BE857097A true BE857097A (fr) 1978-01-25

Family

ID=4352886

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179584A BE857097A (fr) 1976-07-26 1977-07-25 Procede pour la preparation d'un compose polyenique

Country Status (10)

Country Link
US (1) US4254281A (de)
JP (1) JPS5953902B2 (de)
AT (1) AT354648B (de)
BE (1) BE857097A (de)
CH (1) CH601219A5 (de)
DE (1) DE2733231A1 (de)
FR (1) FR2359822A1 (de)
GB (1) GB1551497A (de)
IT (1) IT1143735B (de)
NL (1) NL190069C (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5759794A (en) * 1980-09-26 1982-04-10 Sharp Corp Feed quantity controller for printing paper
DE10359433A1 (de) * 2003-12-17 2005-07-21 Basf Ag Verfahren zur Herstellung von Vitamin A-Acetat
FR3085037B1 (fr) 2018-08-20 2020-09-25 Adisseo France Sas Procede de synthese de la vitamine a
CN110903190B (zh) * 2019-12-09 2022-07-12 万华化学集团股份有限公司 一种维生素a及维生素a酯的制备方法
CN112876395B (zh) * 2021-01-15 2023-01-13 万华化学集团股份有限公司 一种维生素a醋酸酯的制备方法
CN113214126B (zh) * 2021-05-19 2023-07-25 万华化学集团股份有限公司 一种维生素a醋酸酯的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1068705B (de) * 1959-11-12 Badische Anilin- & Soda-Fabrik Aktiengesellschaft, Ludwigshafen/Rhein Verfahren zur Herstellung von Verbindungen der /S-Ionyl'id'enäthyliden-Reihe
US2957933A (en) * 1957-06-08 1960-10-25 Basf Ag Production of compounds of the betacyclo-geranylidene series
BE570857A (de) * 1957-09-03
NL127397C (de) * 1965-12-18
BE755502A (fr) * 1969-09-09 1971-03-01 Basf Ag Bismonocarboxylates du formyl-3-butanediol-1,2 et procede pour leur preparation
US3671575A (en) * 1970-11-30 1972-06-20 Hoffmann La Roche Process for preparing vitamin a esters
US3932485A (en) * 1974-08-28 1976-01-13 Hoffmann-La Roche Inc. Improved preparation of Wittig salt of vinyl β-ionol
US4081470A (en) * 1975-08-22 1978-03-28 Hoffman-La Roche Inc. Manufacture of polyene compounds via a Wittig reaction in a two phase solvent system

Also Published As

Publication number Publication date
NL190069B (nl) 1993-05-17
ATA538677A (de) 1979-06-15
IT1143735B (it) 1986-10-22
CH601219A5 (de) 1978-06-30
NL190069C (nl) 1993-10-18
US4254281A (en) 1981-03-03
FR2359822B1 (de) 1983-09-23
GB1551497A (en) 1979-08-30
DE2733231C2 (de) 1988-04-07
JPS5315340A (en) 1978-02-13
JPS5953902B2 (ja) 1984-12-27
FR2359822A1 (fr) 1978-02-24
NL7707391A (nl) 1978-01-30
AT354648B (de) 1979-01-25
DE2733231A1 (de) 1978-02-02

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: F. HOFFMANN-LA ROCHE A.G.

Effective date: 19970725