EP1678111A4 - Process for the preparation of alpha- and beta-cryptoxanthin - Google Patents

Process for the preparation of alpha- and beta-cryptoxanthin

Info

Publication number
EP1678111A4
EP1678111A4 EP04796640A EP04796640A EP1678111A4 EP 1678111 A4 EP1678111 A4 EP 1678111A4 EP 04796640 A EP04796640 A EP 04796640A EP 04796640 A EP04796640 A EP 04796640A EP 1678111 A4 EP1678111 A4 EP 1678111A4
Authority
EP
European Patent Office
Prior art keywords
cryptoxanthin
beta
alpha
preparation
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.)
Withdrawn
Application number
EP04796640A
Other languages
German (de)
French (fr)
Other versions
EP1678111A1 (en
Inventor
Holly Showalter
Frederick Khachik
Yufa Liu
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.)
University of Maryland at Baltimore
University of Maryland at College Park
Original Assignee
University of Maryland at Baltimore
University of Maryland at College Park
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 University of Maryland at Baltimore, University of Maryland at College Park filed Critical University of Maryland at Baltimore
Publication of EP1678111A1 publication Critical patent/EP1678111A1/en
Publication of EP1678111A4 publication Critical patent/EP1678111A4/en
Withdrawn legal-status Critical Current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
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
    • A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
    • A23L33/105—Plant extracts, their artificial duplicates or their derivatives
    • 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
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
EP04796640A 2003-10-30 2004-10-28 Process for the preparation of alpha- and beta-cryptoxanthin Withdrawn EP1678111A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51577103P 2003-10-30 2003-10-30
PCT/US2004/035798 WO2005044769A1 (en) 2003-10-30 2004-10-28 Process for the preparation of alpha- and beta-cryptoxanthin

Publications (2)

Publication Number Publication Date
EP1678111A1 EP1678111A1 (en) 2006-07-12
EP1678111A4 true EP1678111A4 (en) 2007-08-22

Family

ID=34572854

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04796640A Withdrawn EP1678111A4 (en) 2003-10-30 2004-10-28 Process for the preparation of alpha- and beta-cryptoxanthin

Country Status (5)

Country Link
EP (1) EP1678111A4 (en)
JP (1) JP4468376B2 (en)
AU (1) AU2004287843A1 (en)
CA (1) CA2544384C (en)
WO (1) WO2005044769A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2072536A1 (en) * 2007-12-17 2009-06-24 Lanxess Inc. Hydrogenation of diene-based polymers
CN101828693B (en) * 2009-03-09 2013-01-02 浙江医药股份有限公司新昌制药厂 Preparation method and application of low-viscosity high-fluidity carotenoid oil suspension
JP2013536216A (en) * 2010-08-24 2013-09-19 ディーエスエム アイピー アセッツ ビー．ブイ． Method for producing 3,7-dimethyl-1-octen-3-ol
CN113461582A (en) * 2021-06-29 2021-10-01 青岛佳一生物科技股份有限公司 Preparation method of cryptoxanthin

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003066547A2 (en) * 2002-02-06 2003-08-14 University Of Maryland, College Park METHOD FOR PRODUCTION OF β-CRYPTOXANTHIN AND α-CRYPTOXANTHIN FROM COMMERCIALLY AVAILABLE LUTEIN

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10128454A1 (en) * 2001-06-12 2002-12-19 Zimmer Ag Filament lubricating unit, at a cool blowing shaft, has a structured contour with good air flow characteristics to prevent turbulence at the filaments during lubrication

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003066547A2 (en) * 2002-02-06 2003-08-14 University Of Maryland, College Park METHOD FOR PRODUCTION OF β-CRYPTOXANTHIN AND α-CRYPTOXANTHIN FROM COMMERCIALLY AVAILABLE LUTEIN

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
KHACHIK, FREDERICK ET AL: "Isolation, structural elucidation, and partial synthesis of lutein dehydration products in extracts from human plasma", JOURNAL OF CHROMATOGRAPHY, B: BIOMEDICAL APPLICATIONS , 670(2), 219-33 CODEN: JCBBEP; ISSN: 0378-4347, 1995, XP000943207 *
See also references of WO2005044769A1 *

Also Published As

Publication number Publication date
CA2544384A1 (en) 2005-05-19
JP4468376B2 (en) 2010-05-26
WO2005044769A1 (en) 2005-05-19
EP1678111A1 (en) 2006-07-12
AU2004287843A1 (en) 2005-05-19
JP2007509957A (en) 2007-04-19
CA2544384C (en) 2014-01-14

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 20060510

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20070723

RIC1 Information provided on ipc code assigned before grant

Ipc: C07C 403/24 20060101ALI20070717BHEP

Ipc: C07C 35/21 20060101AFI20050523BHEP

17Q First examination report despatched

Effective date: 20101119

RIN1 Information on inventor provided before grant (corrected)

Inventor name: LIU, YUFA

Inventor name: KHACHIK, FREDERIK

Inventor name: SCHOWALTER, HOLLY

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20140423