DK0834536T3 - Conversion of xanthophylls - Google Patents

Conversion of xanthophylls

Info

Publication number
DK0834536T3
DK0834536T3 DK97116944T DK97116944T DK0834536T3 DK 0834536 T3 DK0834536 T3 DK 0834536T3 DK 97116944 T DK97116944 T DK 97116944T DK 97116944 T DK97116944 T DK 97116944T DK 0834536 T3 DK0834536 T3 DK 0834536T3
Authority
DK
Denmark
Prior art keywords
xanthophylls
conversion
Prior art date
Application number
DK97116944T
Other languages
Danish (da)
Inventor
Kurt Bernhard
Alfred Giger
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 DK0834536T3 publication Critical patent/DK0834536T3/en

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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B61/00—Dyes of natural origin prepared from natural sources, e.g. vegetable sources

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK97116944T 1996-10-04 1997-09-30 Conversion of xanthophylls DK0834536T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP96115908 1996-10-04
EP97116944A EP0834536B1 (en) 1996-10-04 1997-09-30 Isomerization of xanthophylls

Publications (1)

Publication Number Publication Date
DK0834536T3 true DK0834536T3 (en) 2002-02-04

Family

ID=26142220

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97116944T DK0834536T3 (en) 1996-10-04 1997-09-30 Conversion of xanthophylls

Country Status (2)

Country Link
EP (1) EP0834536B1 (en)
DK (1) DK0834536T3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN189750B (en) * 1997-10-31 2003-04-19 Bioquimex Reka S A De C V
DE10145223A1 (en) 2001-09-13 2003-04-03 Basf Ag Process for the preparation of meso-zeaxanthin
CN104072396A (en) * 2014-06-26 2014-10-01 广州立达尔生物科技股份有限公司 Preparation method of high-purity zeaxanthin crystal
CN114369050B (en) * 2022-01-21 2023-08-25 山东天音生物科技有限公司 Preparation method of lutein ester

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1046658A (en) * 1964-03-19 1966-10-26 Kodak Ltd Improvements in pigmenting activity of xanthophyll
JPH0848895A (en) * 1994-03-28 1996-02-20 Leonardo Espinosa Sanchez Roberto Improvement in saponification and acquisition of pigment used for man and animal and contained in powder or oleoresin prepared from flower of sempastyl or in products made from said flower and having other forms
US5523494A (en) * 1994-07-20 1996-06-04 Industrial Organica, S.A. De C.V. Process for the isomerization of lutein
ES2107391B1 (en) * 1996-02-27 1998-06-16 Invest Quimicas Y Farmaceutica PROCEDURE FOR THE PREPARATION OF CAROTENOIDS AND PIGMENTS THAT CONTAIN THEM.

Also Published As

Publication number Publication date
EP0834536A1 (en) 1998-04-08
EP0834536B1 (en) 2001-12-05

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