IT1143681B - Processo di isomerizzazione di un sale di 9-cis-beta-ioniliden-etil-triaril fosfonio e sale cosi' preparato - Google Patents
Processo di isomerizzazione di un sale di 9-cis-beta-ioniliden-etil-triaril fosfonio e sale cosi' preparatoInfo
- Publication number
- IT1143681B IT1143681B IT27418/77A IT2741877A IT1143681B IT 1143681 B IT1143681 B IT 1143681B IT 27418/77 A IT27418/77 A IT 27418/77A IT 2741877 A IT2741877 A IT 2741877A IT 1143681 B IT1143681 B IT 1143681B
- Authority
- IT
- Italy
- Prior art keywords
- salt
- ionyliden
- cis
- beta
- ethyl
- Prior art date
Links
- 238000006317 isomerization reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 150000004714 phosphonium salts Chemical class 0.000 title 1
- 150000003839 salts Chemical class 0.000 title 1
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)
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 |
|---|---|
| IT1143681B true IT1143681B (it) | 1986-10-22 |
Family
ID=10425701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4134922A (enExample) |
| JP (1) | JPS5350143A (enExample) |
| AT (1) | AT364854B (enExample) |
| BE (1) | BE859684A (enExample) |
| CH (1) | CH627760A5 (enExample) |
| DE (1) | DE2745729C3 (enExample) |
| FR (1) | FR2367771A1 (enExample) |
| GB (1) | GB1598424A (enExample) |
| IT (1) | IT1143681B (enExample) |
| NL (1) | NL189565C (enExample) |
Families Citing this family (5)
| 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 |
| CN104583223B (zh) * | 2012-08-17 | 2017-04-12 | 巴斯夫欧洲公司 | 烯属化合物的异构化 |
| US9221854B2 (en) * | 2012-08-17 | 2015-12-29 | Basf Se | Isomerization of olefinic compounds |
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE570857A (enExample) * | 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 |
-
1976
- 1976-10-14 GB GB42725/76A patent/GB1598424A/en not_active Expired
-
1977
- 1977-07-26 CH CH921777A patent/CH627760A5/de not_active IP Right Cessation
- 1977-09-07 NL NLAANVRAGE7709844,A patent/NL189565C/xx not_active IP Right Cessation
- 1977-09-07 JP JP10686277A patent/JPS5350143A/ja active Granted
- 1977-09-09 IT IT27418/77A patent/IT1143681B/it active
- 1977-09-26 US US05/836,877 patent/US4134922A/en not_active Expired - Lifetime
- 1977-10-11 DE DE2745729A patent/DE2745729C3/de not_active Expired
- 1977-10-11 FR FR7730517A patent/FR2367771A1/fr active Granted
- 1977-10-13 AT AT0732977A patent/AT364854B/de not_active IP Right Cessation
- 1977-10-13 BE BE181706A patent/BE859684A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5350143A (en) | 1978-05-08 |
| AT364854B (de) | 1981-11-25 |
| ATA732977A (de) | 1981-04-15 |
| DE2745729C3 (de) | 1982-04-22 |
| JPS627198B2 (enExample) | 1987-02-16 |
| BE859684A (fr) | 1978-04-13 |
| FR2367771A1 (fr) | 1978-05-12 |
| NL189565C (nl) | 1993-05-17 |
| CH627760A5 (de) | 1982-01-29 |
| DE2745729A1 (de) | 1978-04-20 |
| NL7709844A (nl) | 1978-04-18 |
| US4134922A (en) | 1979-01-16 |
| DE2745729B2 (de) | 1981-06-11 |
| GB1598424A (en) | 1981-09-23 |
| FR2367771B1 (enExample) | 1981-10-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950928 |