GB1598424A - Isomerisation process for 9-cis-beta-ionylidenethyl-triarylphosphonium salts - Google Patents

Isomerisation process for 9-cis-beta-ionylidenethyl-triarylphosphonium salts Download PDF

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Publication number
GB1598424A
GB1598424A GB42725/76A GB4272576A GB1598424A GB 1598424 A GB1598424 A GB 1598424A GB 42725/76 A GB42725/76 A GB 42725/76A GB 4272576 A GB4272576 A GB 4272576A GB 1598424 A GB1598424 A GB 1598424A
Authority
GB
United Kingdom
Prior art keywords
cis
trans
anion
process according
salt
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
GB42725/76A
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.)
Roche Products Ltd
Original Assignee
Roche Products Ltd
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 Roche Products Ltd filed Critical Roche Products Ltd
Priority to GB42725/76A priority Critical patent/GB1598424A/en
Priority to CH921777A priority patent/CH627760A5/de
Priority to NLAANVRAGE7709844,A priority patent/NL189565C/xx
Priority to JP10686277A priority patent/JPS5350143A/ja
Priority to IT27418/77A priority patent/IT1143681B/it
Priority to US05/836,877 priority patent/US4134922A/en
Priority to DE2745729A priority patent/DE2745729C3/de
Priority to FR7730517A priority patent/FR2367771A1/fr
Priority to AT0732977A priority patent/AT364854B/de
Priority to BE181706A priority patent/BE859684A/xx
Publication of GB1598424A publication Critical patent/GB1598424A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07F9/547—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
    • C07F9/6564—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms
    • C07F9/6568—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus atoms as the only ring hetero atoms
    • C07F9/65688—Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus atoms as the only ring hetero atoms the ring phosphorus atom being part of a phosphonium compound
    • 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
    • C07F9/5428—Acyclic unsaturated phosphonium compounds

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)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB42725/76A 1976-10-14 1976-10-14 Isomerisation process for 9-cis-beta-ionylidenethyl-triarylphosphonium salts Expired GB1598424A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
GB42725/76A GB1598424A (en) 1976-10-14 1976-10-14 Isomerisation process for 9-cis-beta-ionylidenethyl-triarylphosphonium salts
CH921777A CH627760A5 (de) 1976-10-14 1977-07-26 Isomerisierungsverfahren.
NLAANVRAGE7709844,A NL189565C (nl) 1976-10-14 1977-09-07 Werkwijze voor het isomeriseren van een 9-cis-beta-jonylideenethyltriarylfosfoniumzout.
JP10686277A JPS5350143A (en) 1976-10-14 1977-09-07 Isomerization method
IT27418/77A IT1143681B (it) 1976-10-14 1977-09-09 Processo di isomerizzazione di un sale di 9-cis-beta-ioniliden-etil-triaril fosfonio e sale cosi' preparato
US05/836,877 US4134922A (en) 1976-10-14 1977-09-26 Isomerization process
DE2745729A DE2745729C3 (de) 1976-10-14 1977-10-11 Isomerisierungsverfahren
FR7730517A FR2367771A1 (fr) 1976-10-14 1977-10-11 Procede d'isomerisation de derives de triarylphosphonium
AT0732977A AT364854B (de) 1976-10-14 1977-10-13 Verfahren zur isomerisierung eines 9-cis-beta-jonylidenaethyl-triarylphosphoniumsalzes
BE181706A BE859684A (fr) 1976-10-14 1977-10-13 Procede d'isomerisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB42725/76A GB1598424A (en) 1976-10-14 1976-10-14 Isomerisation process for 9-cis-beta-ionylidenethyl-triarylphosphonium salts

Publications (1)

Publication Number Publication Date
GB1598424A true GB1598424A (en) 1981-09-23

Family

ID=10425701

Family Applications (1)

Application Number Title Priority Date Filing Date
GB42725/76A Expired GB1598424A (en) 1976-10-14 1976-10-14 Isomerisation process for 9-cis-beta-ionylidenethyl-triarylphosphonium salts

Country Status (10)

Country Link
US (1) US4134922A (https=)
JP (1) JPS5350143A (https=)
AT (1) AT364854B (https=)
BE (1) BE859684A (https=)
CH (1) CH627760A5 (https=)
DE (1) DE2745729C3 (https=)
FR (1) FR2367771A1 (https=)
GB (1) GB1598424A (https=)
IT (1) IT1143681B (https=)
NL (1) NL189565C (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19517422A1 (de) * 1995-05-12 1996-11-14 Basf Ag Verfahren zur Herstellung von beta-Carotin-Präparaten mit hohem 9(Z)-Gehalt
DE19723480A1 (de) * 1997-06-04 1998-12-10 Basf Ag Verfahren zur Herstellung von Zeaxanthin, Zwischenprodukte für dieses Verfahren und Verfahren zu deren Herstellung
US9221854B2 (en) * 2012-08-17 2015-12-29 Basf Se Isomerization of olefinic compounds
KR102138561B1 (ko) * 2012-08-17 2020-07-28 바스프 에스이 올레핀계 화합물의 이성질화
CN111499662B (zh) * 2020-04-26 2022-12-20 上海新华联制药有限公司 一种异维a酸c15-氯化三苯基膦及其制备方法和应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE570857A (https=) * 1957-09-03
US3517067A (en) * 1964-02-11 1970-06-23 Eastman Kodak Co Syntheses of quaternary phosphonium salts
US3600473A (en) * 1964-12-04 1971-08-17 Hoffmann La Roche Phosphate ester-beta-carotene precursors
GB1391806A (en) * 1972-08-09 1975-04-23 Roche Products Ltd Phosphonium salts and a process for the preparation thereof

Also Published As

Publication number Publication date
DE2745729A1 (de) 1978-04-20
AT364854B (de) 1981-11-25
IT1143681B (it) 1986-10-22
US4134922A (en) 1979-01-16
FR2367771A1 (fr) 1978-05-12
NL189565C (nl) 1993-05-17
DE2745729C3 (de) 1982-04-22
JPS627198B2 (https=) 1987-02-16
ATA732977A (de) 1981-04-15
NL7709844A (nl) 1978-04-18
CH627760A5 (de) 1982-01-29
JPS5350143A (en) 1978-05-08
DE2745729B2 (de) 1981-06-11
BE859684A (fr) 1978-04-13
FR2367771B1 (https=) 1981-10-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
704A Declaration that licence is not available as of right for an excepted use (par. 4a/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19961013