GB822572A - Preparation of -y--d-olefinic ketones and dienones - Google Patents

Preparation of -y--d-olefinic ketones and dienones

Info

Publication number
GB822572A
GB822572A GB30321/56A GB3032156A GB822572A GB 822572 A GB822572 A GB 822572A GB 30321/56 A GB30321/56 A GB 30321/56A GB 3032156 A GB3032156 A GB 3032156A GB 822572 A GB822572 A GB 822572A
Authority
GB
United Kingdom
Prior art keywords
preparation
olefinic
dienones
pseudo
group
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
GB30321/56A
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.)
Roure SA
Original Assignee
Roure Bertrand Fils et Justin Dupont SA
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 Roure Bertrand Fils et Justin Dupont SA filed Critical Roure Bertrand Fils et Justin Dupont SA
Publication of GB822572A publication Critical patent/GB822572A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/20Unsaturated compounds containing keto groups bound to acyclic carbon atoms
    • C07C49/203Unsaturated compounds containing keto groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/04Saturated compounds containing keto groups bound to acyclic carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

g -d -Olefinic ketones are prepared by heating a b -ketone ester with an a -b -olefinic or an a -b -acetylenic alcohol in the presence as catalyst of at least one alkanolate of a metal from Group II or III of the Periodic Table. Specified metals are magnesium and aluminium. Examples relate to the preparation of 2-methyl-hept-2-ene-6 - one, 2,6 - dimethyl - undeca - 2,6 - diene - 10 - one, pseudo-ionones, and pseudo-irones, identified by means of the semicarbazones. Specification 789,411, [Group IV (a)], is referred to.
GB30321/56A 1955-10-04 1956-10-04 Preparation of -y--d-olefinic ketones and dienones Expired GB822572A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822572X 1955-10-04

Publications (1)

Publication Number Publication Date
GB822572A true GB822572A (en) 1959-10-28

Family

ID=9280969

Family Applications (1)

Application Number Title Priority Date Filing Date
GB30321/56A Expired GB822572A (en) 1955-10-04 1956-10-04 Preparation of -y--d-olefinic ketones and dienones

Country Status (1)

Country Link
GB (1) GB822572A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0022955A1 (en) * 1979-07-18 1981-01-28 BASF Aktiengesellschaft Process for the production of higher unsaturated ketones
EP0909750B1 (en) * 1997-10-17 2002-09-18 Basf Aktiengesellschaft Process for the preparation of gamma, delta-unsaturated ketones ba Carroll-reaciton, catalysts for this process and their preparation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0022955A1 (en) * 1979-07-18 1981-01-28 BASF Aktiengesellschaft Process for the production of higher unsaturated ketones
US4310705A (en) * 1979-07-18 1982-01-12 Basf Aktiengesellschaft Preparation of higher unsaturated ketones
EP0909750B1 (en) * 1997-10-17 2002-09-18 Basf Aktiengesellschaft Process for the preparation of gamma, delta-unsaturated ketones ba Carroll-reaciton, catalysts for this process and their preparation

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