FR1273379A - Procédé pour la préparation d'acides gras supérieurs insaturés - Google Patents

Procédé pour la préparation d'acides gras supérieurs insaturés

Info

Publication number
FR1273379A
FR1273379A FR811861A FR811861A FR1273379A FR 1273379 A FR1273379 A FR 1273379A FR 811861 A FR811861 A FR 811861A FR 811861 A FR811861 A FR 811861A FR 1273379 A FR1273379 A FR 1273379A
Authority
FR
France
Prior art keywords
preparation
fatty acids
higher fatty
unsaturated higher
unsaturated
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
FR811861A
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
Priority claimed from US779569A external-priority patent/US2934570A/en
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Priority to FR811861A priority Critical patent/FR1273379A/fr
Application granted granted Critical
Publication of FR1273379A publication Critical patent/FR1273379A/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D309/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/02Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D309/08Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D309/10Oxygen atoms
    • C07D309/12Oxygen atoms only hydrogen atoms and one oxygen atom directly attached to ring carbon atoms, e.g. tetrahydropyranyl ethers
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/16Preparation of halogenated hydrocarbons by replacement by halogens of hydroxyl groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/26Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
    • C07C17/263Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
    • C07C17/2632Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions involving an organo-magnesium compound, e.g. Grignard synthesis
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/35Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/354Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by hydrogenation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C21/00Acyclic unsaturated compounds containing halogen atoms
    • C07C21/02Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
    • C07C21/215Halogenated polyenes with more than two carbon-to-carbon double bonds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C21/00Acyclic unsaturated compounds containing halogen atoms
    • C07C21/22Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon triple bonds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/15Preparation of carboxylic acids or their salts, halides or anhydrides by reaction of organic compounds with carbon dioxide, e.g. Kolbe-Schmitt synthesis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
FR811861A 1958-12-11 1959-12-02 Procédé pour la préparation d'acides gras supérieurs insaturés Expired FR1273379A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR811861A FR1273379A (fr) 1958-12-11 1959-12-02 Procédé pour la préparation d'acides gras supérieurs insaturés

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US779569A US2934570A (en) 1958-12-11 1958-12-11 Intermediates for synthesis of arachidonic acid
FR811861A FR1273379A (fr) 1958-12-11 1959-12-02 Procédé pour la préparation d'acides gras supérieurs insaturés

Publications (1)

Publication Number Publication Date
FR1273379A true FR1273379A (fr) 1961-10-13

Family

ID=26184698

Family Applications (1)

Application Number Title Priority Date Filing Date
FR811861A Expired FR1273379A (fr) 1958-12-11 1959-12-02 Procédé pour la préparation d'acides gras supérieurs insaturés

Country Status (1)

Country Link
FR (1) FR1273379A (fr)

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