GB1527909A - Isomerisation process - Google Patents

Isomerisation process

Info

Publication number
GB1527909A
GB1527909A GB46529/75A GB4652975A GB1527909A GB 1527909 A GB1527909 A GB 1527909A GB 46529/75 A GB46529/75 A GB 46529/75A GB 4652975 A GB4652975 A GB 4652975A GB 1527909 A GB1527909 A GB 1527909A
Authority
GB
United Kingdom
Prior art keywords
vitamin
cis
isomerized
nov
compounds
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.)
Expired
Application number
GB46529/75A
Other languages
English (en)
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
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of GB1527909A publication Critical patent/GB1527909A/en
Expired 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
    • C07C403/06—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
    • C07C403/10—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 etherified 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
    • C07C403/06—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
    • 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
    • C07C403/20—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
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
    • C07B2200/09—Geometrical isomers
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S204/00—Chemistry: electrical and wave energy
    • Y10S204/90—Effecting a change in isomerization by wave energy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB46529/75A 1974-11-12 1975-11-11 Isomerisation process Expired GB1527909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1508774A CH605724A5 (https=) 1974-11-12 1974-11-12

Publications (1)

Publication Number Publication Date
GB1527909A true GB1527909A (en) 1978-10-11

Family

ID=4406232

Family Applications (1)

Application Number Title Priority Date Filing Date
GB46529/75A Expired GB1527909A (en) 1974-11-12 1975-11-11 Isomerisation process

Country Status (9)

Country Link
US (1) US4026778A (https=)
JP (1) JPS5915907B2 (https=)
AT (1) AT350743B (https=)
BE (1) BE835334A (https=)
CH (1) CH605724A5 (https=)
DE (1) DE2548883C3 (https=)
FR (1) FR2291191A1 (https=)
GB (1) GB1527909A (https=)
NL (1) NL7512152A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119176771A (zh) * 2024-11-25 2024-12-24 济南康和医药科技有限公司 一种维生素a棕榈酸酯3种顺式异构体杂质对照品的制备方法

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4843096A (en) * 1985-06-26 1989-06-27 Stiefel Laboratories, Inc. Treatment of acne
TW252974B (https=) * 1993-03-23 1995-08-01 Takeda Dharm Industry Co Ltd
WO1994022818A1 (en) * 1993-04-05 1994-10-13 Pfizer Inc. Method for the preparation of 9-cis retinoic acid
IT1274494B (it) * 1995-05-12 1997-07-17 Lab Mag Spa Procedimento fotochimico per la preparazione dell'acido 13-cis-retinoico
US5910594A (en) * 1997-02-13 1999-06-08 Roche Vitamins Inc. Process for the manufacture of 5-cyano-4-lower alkyl-oxazoles
US5908957A (en) * 1997-02-14 1999-06-01 Roche Vitamins Inc. Isomerization process
DE10344207B3 (de) 2003-09-22 2004-12-23 Schott Ag Vorrichtung und Verfahren zum Konfektionieren optischer Fasern
CN102424662B (zh) * 2011-09-28 2014-04-02 集美大学 维生素a棕榈酸酯的分离纯化方法
KR102893156B1 (ko) * 2019-06-07 2025-11-28 바스프 에스이 다중불포화 비-방향족 화합물의 이성질체화

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053574A (https=) * 1964-04-24
DE1468764B1 (de) * 1964-06-06 1970-01-22 Pfizer & Co C Verfahren zur Herstellung thermostabiler Gemische von Vitamin A-Isomeren und deren Estern
DE2210800C2 (de) * 1972-03-07 1974-02-21 Basf Ag, 6700 Ludwigshafen Verfahren zur photochemischen Isomerisierung von cis-Isomeren von Vitamin-A-Verbindungen und deren Derivate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119176771A (zh) * 2024-11-25 2024-12-24 济南康和医药科技有限公司 一种维生素a棕榈酸酯3种顺式异构体杂质对照品的制备方法

Also Published As

Publication number Publication date
CH605724A5 (https=) 1978-10-13
FR2291191A1 (fr) 1976-06-11
US4026778A (en) 1977-05-31
FR2291191B1 (https=) 1978-08-18
ATA857875A (de) 1978-11-15
JPS5170749A (en) 1976-06-18
DE2548883A1 (de) 1976-05-13
NL7512152A (nl) 1976-05-14
JPS5915907B2 (ja) 1984-04-12
DE2548883C3 (de) 1982-05-13
DE2548883B2 (de) 1981-08-06
AT350743B (de) 1979-06-11
BE835334A (fr) 1976-05-07

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee