NL7411403A - Isomerisatie. - Google Patents

Isomerisatie.

Info

Publication number
NL7411403A
NL7411403A NL7411403A NL7411403A NL7411403A NL 7411403 A NL7411403 A NL 7411403A NL 7411403 A NL7411403 A NL 7411403A NL 7411403 A NL7411403 A NL 7411403A NL 7411403 A NL7411403 A NL 7411403A
Authority
NL
Netherlands
Prior art keywords
isomerization
Prior art date
Application number
NL7411403A
Other languages
English (en)
Other versions
NL161141B (nl
NL161141C (nl
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
Publication of NL7411403A publication Critical patent/NL7411403A/nl
Publication of NL161141B publication Critical patent/NL161141B/nl
Application granted granted Critical
Publication of NL161141C publication Critical patent/NL161141C/nl

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)
NL7411403.A 1973-08-29 1974-08-27 Werkwijze voor het omzetten van een cis-isomeer van een carotenoide in een al-trans-isomeer van dit carotenoide. NL161141C (nl)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
NL7411403A true NL7411403A (nl) 1975-03-04
NL161141B NL161141B (nl) 1979-08-15
NL161141C NL161141C (nl) 1980-01-15

Family

ID=23551250

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7411403.A NL161141C (nl) 1973-08-29 1974-08-27 Werkwijze voor het omzetten van een cis-isomeer van een carotenoide in een al-trans-isomeer van dit carotenoide.

Country Status (9)

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

Families Citing this family (3)

* 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
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
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
JPS5428859B2 (nl) 1979-09-19
DE2440747C3 (de) 1979-03-08
AT346504B (de) 1978-11-10
BE819259A (fr) 1975-02-28
FR2242381B1 (nl) 1978-11-10
IT1027535B (it) 1978-12-20
ATA695674A (de) 1978-03-15
GB1427690A (en) 1976-03-10
NL161141B (nl) 1979-08-15
JPS5050338A (nl) 1975-05-06
DE2440747B2 (de) 1978-07-06
CH597112A5 (nl) 1978-03-31
FR2242381A1 (nl) 1975-03-28
DE2440747A1 (de) 1975-03-13
NL161141C (nl) 1980-01-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: HOFFMANN