DE2537072A1 - Verfahren zur herstellung von phosphoniumsalzen - Google Patents

Verfahren zur herstellung von phosphoniumsalzen

Info

Publication number
DE2537072A1
DE2537072A1 DE19752537072 DE2537072A DE2537072A1 DE 2537072 A1 DE2537072 A1 DE 2537072A1 DE 19752537072 DE19752537072 DE 19752537072 DE 2537072 A DE2537072 A DE 2537072A DE 2537072 A1 DE2537072 A1 DE 2537072A1
Authority
DE
Germany
Prior art keywords
lower alkyl
alkyl
aryl
general formula
unsaturated alcohol
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.)
Pending
Application number
DE19752537072
Other languages
German (de)
English (en)
Inventor
Joseph Donald Surmatis
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 DE2537072A1 publication Critical patent/DE2537072A1/de
Pending 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
    • C07C403/12—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
    • C07F9/5428—Acyclic unsaturated 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)
DE19752537072 1974-08-28 1975-08-20 Verfahren zur herstellung von phosphoniumsalzen Pending DE2537072A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/501,127 US3932485A (en) 1974-08-28 1974-08-28 Improved preparation of Wittig salt of vinyl β-ionol

Publications (1)

Publication Number Publication Date
DE2537072A1 true DE2537072A1 (de) 1976-03-18

Family

ID=23992247

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752537072 Pending DE2537072A1 (de) 1974-08-28 1975-08-20 Verfahren zur herstellung von phosphoniumsalzen

Country Status (3)

Country Link
US (1) US3932485A (enExample)
CH (1) CH601334A5 (enExample)
DE (1) DE2537072A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0137241A1 (de) * 1983-08-27 1985-04-17 BASF Aktiengesellschaft Verfahren zur Herstellung von Hydroxybenzylphosphoniumsalzen
EP2776447B1 (de) 2011-11-09 2018-05-30 Basf Se Verfahren zur herstellung von oxovinyljonol und dessen o-geschützten derivaten

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072719A (en) * 1975-03-11 1978-02-07 Givaudan Corporation 4-(2,6,6-Trimethyl-2-cyclohexen-1-ylidene)-butan-2-ol
CH601219A5 (enExample) * 1976-07-26 1978-06-30 Hoffmann La Roche
US4098827A (en) * 1977-01-17 1978-07-04 Hoffmann-La Roche Inc. 1-(2,6,6-Trimethyl-3-hydroxy-1-cyclohexen-1-yl)-3-methyl-penta-1,4-diene[or 1-yn-4-EN]-3-ols
USRE30260E (en) * 1977-01-17 1980-04-22 Hoffmann-La Roche Inc. 1-(2,6,6-Trimethyl-3-hydroxy-1-cyclohexen-1-yl)-3-methyl-penta-1,4-diene[or 1-yn-4-en]-3-ols
US4202994A (en) * 1979-01-16 1980-05-13 International Flavors & Fragrances Inc. Substituted 1-oxyalkyl-2,6,6-trimethyl-cyclohexene derivatives, organoleptic uses thereof, syntheses for preparing same and intermediates used in said syntheses
US4751307A (en) * 1985-01-17 1988-06-14 Mallinckrodt, Inc. Wittig-reaction processes
DE10129403A1 (de) * 2001-06-19 2003-01-02 Basf Ag Verfahren zur Reinigung von Phosphoniumsalzen
DE10359433A1 (de) * 2003-12-17 2005-07-21 Basf Ag Verfahren zur Herstellung von Vitamin A-Acetat
CN102775338B (zh) 2011-05-13 2016-09-21 重庆华邦胜凯制药有限公司 全反式维甲酸合成方法
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

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1059900B (de) * 1957-09-03 1959-06-25 Basf Ag Verfahren zur Herstellung von Verbindungen der Vitamin A-Reihe
NL124639C (enExample) * 1963-05-24
US3311656A (en) * 1964-05-12 1967-03-28 Hoffmann La Roche Intermediates for the preparation of a carotenoid
US3694491A (en) * 1971-09-14 1972-09-26 Hoffmann La Roche Novel diketo coloring agents

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0137241A1 (de) * 1983-08-27 1985-04-17 BASF Aktiengesellschaft Verfahren zur Herstellung von Hydroxybenzylphosphoniumsalzen
EP2776447B1 (de) 2011-11-09 2018-05-30 Basf Se Verfahren zur herstellung von oxovinyljonol und dessen o-geschützten derivaten
EP2776447B2 (de) † 2011-11-09 2022-01-05 Basf Se Verfahren zur herstellung von oxovinyljonol und dessen o-geschützten derivaten

Also Published As

Publication number Publication date
US3932485A (en) 1976-01-13
CH601334A5 (enExample) 1978-07-14

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