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IT1027535B - PROCEDURE FOR TRANSFORMING A CIS ISOMER OF A CAROTINOID INTO AN ALL TRANS ISOMER OF THIS CAROTINOID - Google Patents

PROCEDURE FOR TRANSFORMING A CIS ISOMER OF A CAROTINOID INTO AN ALL TRANS ISOMER OF THIS CAROTINOID

Info

Publication number
IT1027535B
IT1027535B IT25630/74A IT2563074A IT1027535B IT 1027535 B IT1027535 B IT 1027535B IT 25630/74 A IT25630/74 A IT 25630/74A IT 2563074 A IT2563074 A IT 2563074A IT 1027535 B IT1027535 B IT 1027535B
Authority
IT
Italy
Prior art keywords
carotinoid
isomer
transforming
procedure
cis
Prior art date
Application number
IT25630/74A
Other languages
Italian (it)
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Application granted granted Critical
Publication of IT1027535B publication Critical patent/IT1027535B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C403/00Derivatives 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
    • C07C403/24Derivatives 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 six-membered non-aromatic rings, e.g. beta-carotene
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00Systems containing only non-condensed rings
    • C07C2601/12Systems containing only non-condensed rings with a six-membered ring
    • C07C2601/16Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT25630/74A 1973-08-29 1974-07-26 PROCEDURE FOR TRANSFORMING A CIS ISOMER OF A CAROTINOID INTO AN ALL TRANS ISOMER OF THIS CAROTINOID IT1027535B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US39259773A 1973-08-29 1973-08-29

Publications (1)

Publication Number Publication Date
IT1027535B true IT1027535B (en) 1978-12-20

Family

ID=23551250

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25630/74A IT1027535B (en) 1973-08-29 1974-07-26 PROCEDURE FOR TRANSFORMING A CIS ISOMER OF A CAROTINOID INTO AN ALL TRANS ISOMER OF THIS CAROTINOID

Country Status (9)

Country Link
JP (1) JPS5428859B2 (en)
AT (1) AT346504B (en)
BE (1) BE819259A (en)
CH (1) CH597112A5 (en)
DE (1) DE2440747C3 (en)
FR (1) FR2242381B1 (en)
GB (1) GB1427690A (en)
IT (1) IT1027535B (en)
NL (1) NL161141C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19637517A1 (en) * 1996-09-13 1998-03-19 Basf Ag Production of powdered, cold water dispersible carotenoid preparations and the use of the new carotenoid preparations
CA2474646C (en) 2002-02-06 2011-04-26 University Of Maryland, College Park Method for production of .beta.-cryptoxanthin and .alpha.-cryptoxanthin from commercially available lutein
CN115772109B (en) * 2022-12-06 2024-10-18 万华化学集团股份有限公司 Preparation method of canthaxanthin crystals

Also Published As

Publication number Publication date
DE2440747B2 (en) 1978-07-06
JPS5428859B2 (en) 1979-09-19
DE2440747A1 (en) 1975-03-13
FR2242381B1 (en) 1978-11-10
NL161141B (en) 1979-08-15
CH597112A5 (en) 1978-03-31
GB1427690A (en) 1976-03-10
NL7411403A (en) 1975-03-04
DE2440747C3 (en) 1979-03-08
FR2242381A1 (en) 1975-03-28
ATA695674A (en) 1978-03-15
BE819259A (en) 1975-02-28
JPS5050338A (en) 1975-05-06
AT346504B (en) 1978-11-10
NL161141C (en) 1980-01-15

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