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GB1191089A - Improvements in or relating to the preparation of beta-Ionone - Google Patents

Improvements in or relating to the preparation of beta-Ionone

Info

Publication number
GB1191089A
GB1191089A GB20262/69A GB2026269A GB1191089A GB 1191089 A GB1191089 A GB 1191089A GB 20262/69 A GB20262/69 A GB 20262/69A GB 2026269 A GB2026269 A GB 2026269A GB 1191089 A GB1191089 A GB 1191089A
Authority
GB
United Kingdom
Prior art keywords
ionone
beta
relating
preparation
april
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
GB20262/69A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB1191089A publication Critical patent/GB1191089A/en
Expired 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
    • C07C403/14—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 doubly-bound oxygen atoms
    • C07C403/16—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 doubly-bound oxygen atoms not being part of —CHO groups
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)

Abstract

1,191,089. #-Ionone. PHILIP'S GLOEILAMPENFABRIEKEN N.V. 21 April, 1969 [24 April, 1968], No. 20262/69. Heading C2C. #-Ionone is prepared by cyclizing pseudoionone with sulphuric acid in the presence of methyl chloride, preferably at a temperature between -10‹ and +5‹ C.
GB20262/69A 1968-04-24 1969-04-21 Improvements in or relating to the preparation of beta-Ionone Expired GB1191089A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL686805835A NL155006B (en) 1968-04-24 1968-04-24 PROCESS FOR THE PREPARATION OF BETA-IONON.

Publications (1)

Publication Number Publication Date
GB1191089A true GB1191089A (en) 1970-05-06

Family

ID=19803447

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20262/69A Expired GB1191089A (en) 1968-04-24 1969-04-21 Improvements in or relating to the preparation of beta-Ionone

Country Status (7)

Country Link
AT (1) AT290491B (en)
BE (1) BE731898A (en)
CH (1) CH509300A (en)
DE (1) DE1917132C3 (en)
FR (1) FR2007509A1 (en)
GB (1) GB1191089A (en)
NL (1) NL155006B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565894A (en) * 1983-08-06 1986-01-21 Basf Aktiengesellschaft Preparation of ionones
JP2010509255A (en) * 2006-11-10 2010-03-25 ディーエスエム アイピー アセッツ ビー．ブイ． Process for producing β-ionone, vitamin A, vitamin A derivative, carotene and carotenoid

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3431131A1 (en) * 1984-08-24 1986-03-06 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING JONONS
DK0628544T3 (en) * 1993-06-11 1997-03-17 Hoffmann La Roche

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4565894A (en) * 1983-08-06 1986-01-21 Basf Aktiengesellschaft Preparation of ionones
JP2010509255A (en) * 2006-11-10 2010-03-25 ディーエスエム アイピー アセッツ ビー．ブイ． Process for producing β-ionone, vitamin A, vitamin A derivative, carotene and carotenoid

Also Published As

Publication number Publication date
NL6805835A (en) 1969-10-28
DE1917132C3 (en) 1980-01-10
DE1917132B2 (en) 1979-05-23
AT290491B (en) 1971-06-11
FR2007509A1 (en) 1970-01-09
DE1917132A1 (en) 1969-11-06
NL155006B (en) 1977-11-15
CH509300A (en) 1971-06-30
BE731898A (en) 1969-10-22

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee