CH601219A5 - - Google Patents

Info

Publication number
CH601219A5
CH601219A5 CH952476A CH952476A CH601219A5 CH 601219 A5 CH601219 A5 CH 601219A5 CH 952476 A CH952476 A CH 952476A CH 952476 A CH952476 A CH 952476A CH 601219 A5 CH601219 A5 CH 601219A5
Authority
CH
Switzerland
Application number
CH952476A
Inventor
Kuno Dr Schleich
Hansjoerg Dr Stoller
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
Priority to CH952476A priority Critical patent/CH601219A5/xx
Priority to IT25209/77A priority patent/IT1143735B/it
Priority to NLAANVRAGE7707391,A priority patent/NL190069C/xx
Priority to DE19772733231 priority patent/DE2733231A1/de
Priority to JP52087506A priority patent/JPS5953902B2/ja
Priority to FR7722580A priority patent/FR2359822A1/fr
Priority to GB31111/77A priority patent/GB1551497A/en
Priority to AT538677A priority patent/AT354648B/de
Priority to BE179584A priority patent/BE857097A/xx
Publication of CH601219A5 publication Critical patent/CH601219A5/xx
Priority to US06/060,698 priority patent/US4254281A/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
    • C07C403/06—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 System
    • 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)
CH952476A 1976-07-26 1976-07-26 CH601219A5 (xx)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CH952476A CH601219A5 (xx) 1976-07-26 1976-07-26
IT25209/77A IT1143735B (it) 1976-07-26 1977-06-29 Procedimento perla preparazione di acetato di vitamina-a
NLAANVRAGE7707391,A NL190069C (nl) 1976-07-26 1977-07-04 Werkwijze voor de bereiding van vitamine-a-acetaat.
DE19772733231 DE2733231A1 (de) 1976-07-26 1977-07-22 Verfahren zur herstellung von vitamin-a-acetat
JP52087506A JPS5953902B2 (ja) 1976-07-26 1977-07-22 ビタミンａアセテ−トの製造方法
FR7722580A FR2359822A1 (fr) 1976-07-26 1977-07-22 Procede pour la preparation d'acetate de vitamine a
GB31111/77A GB1551497A (en) 1976-07-26 1977-07-25 Process for the manufacture of vitamin a acetate
AT538677A AT354648B (de) 1976-07-26 1977-07-25 Verfahren zur herstellung einer polyenver- bindung
BE179584A BE857097A (fr) 1976-07-26 1977-07-25 Procede pour la preparation d'un compose polyenique
US06/060,698 US4254281A (en) 1976-07-26 1979-07-25 Novel vitamin A acetate process

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH601219A5 true CH601219A5 (xx) 1978-06-30

Family

ID=4352886

Family Applications (1)

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

Country Status (10)

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

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 (xx) * 1957-09-03
NL127397C (xx) * 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
DE2733231A1 (de) 1978-02-02
FR2359822A1 (fr) 1978-02-24
NL7707391A (nl) 1978-01-30
JPS5953902B2 (ja) 1984-12-27
NL190069C (nl) 1993-10-18
DE2733231C2 (xx) 1988-04-07
US4254281A (en) 1981-03-03
IT1143735B (it) 1986-10-22
BE857097A (fr) 1978-01-25
FR2359822B1 (xx) 1983-09-23
GB1551497A (en) 1979-08-30
AT354648B (de) 1979-01-25
JPS5315340A (en) 1978-02-13
ATA538677A (de) 1979-06-15

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: F. HOFFMANN-LA ROCHE AG

PL Patent ceased