GB1427690A - Isomerising carotenoids - Google Patents

Isomerising carotenoids

Info

Publication number
GB1427690A
GB1427690A GB3760974A GB3760974A GB1427690A GB 1427690 A GB1427690 A GB 1427690A GB 3760974 A GB3760974 A GB 3760974A GB 3760974 A GB3760974 A GB 3760974A GB 1427690 A GB1427690 A GB 1427690A
Authority
GB
United Kingdom
Prior art keywords
carotenoids
isomerising
cisisomers
aug
heated
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
GB3760974A
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
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of GB1427690A publication Critical patent/GB1427690A/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
    • C07C403/24—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 six-membered non-aromatic rings, e.g. beta-carotene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation 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
    • C07C45/67—Preparation 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
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
GB3760974A 1973-08-29 1974-08-28 Isomerising carotenoids Expired GB1427690A (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
GB1427690A true GB1427690A (en) 1976-03-10

Family

ID=23551250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3760974A Expired GB1427690A (en) 1973-08-29 1974-08-28 Isomerising carotenoids

Country Status (9)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1480932A2 (de) * 2002-02-06 2004-12-01 University of Maryland, College Park VERFAHREN ZUR HERSTELLUNG VON b-CRYPTOXANTHIN UND --CRYPTOXANTHIN AUS KOMMERZIELLEM LUTEIN
CN115772109A (zh) * 2022-12-06 2023-03-10 万华化学集团股份有限公司 一种角黄素晶体的制备方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19637517A1 (de) * 1996-09-13 1998-03-19 Basf Ag Herstellung von pulverförmigen, kaltwasserdispergierbaren Carotinoid-Zubereitungen und die Verwendung der neuen Carotinoid-Zubereitungen

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1480932A2 (de) * 2002-02-06 2004-12-01 University of Maryland, College Park VERFAHREN ZUR HERSTELLUNG VON b-CRYPTOXANTHIN UND --CRYPTOXANTHIN AUS KOMMERZIELLEM LUTEIN
EP1480932A4 (de) * 2002-02-06 2006-05-17 Univ Maryland VERFAHREN ZUR HERSTELLUNG VON b-CRYPTOXANTHIN UND --CRYPTOXANTHIN AUS KOMMERZIELLEM LUTEIN
US7115786B2 (en) 2002-02-06 2006-10-03 University Of Maryland, College Park Method for production of β-cryptoxanthin and α-cryptoxanthin from commercially available lutein
CN115772109A (zh) * 2022-12-06 2023-03-10 万华化学集团股份有限公司 一种角黄素晶体的制备方法

Also Published As

Publication number Publication date
ATA695674A (de) 1978-03-15
DE2440747C3 (de) 1979-03-08
IT1027535B (it) 1978-12-20
DE2440747A1 (de) 1975-03-13
NL7411403A (nl) 1975-03-04
JPS5050338A (de) 1975-05-06
NL161141C (nl) 1980-01-15
BE819259A (fr) 1975-02-28
FR2242381B1 (de) 1978-11-10
AT346504B (de) 1978-11-10
FR2242381A1 (de) 1975-03-28
DE2440747B2 (de) 1978-07-06
CH597112A5 (de) 1978-03-31
NL161141B (nl) 1979-08-15
JPS5428859B2 (de) 1979-09-19

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee