FI893252A0 - Foerfarande foer framstaellning av a-vitamin eller dess karboxylsyraestrar. - Google Patents

Foerfarande foer framstaellning av a-vitamin eller dess karboxylsyraestrar.

Info

Publication number
FI893252A0
FI893252A0 FI893252A FI893252A FI893252A0 FI 893252 A0 FI893252 A0 FI 893252A0 FI 893252 A FI893252 A FI 893252A FI 893252 A FI893252 A FI 893252A FI 893252 A0 FI893252 A0 FI 893252A0
Authority
FI
Finland
Prior art keywords
karboxylsyraestrar
vitamin
foerfarande foer
foer framstaellning
eller dess
Prior art date
Application number
FI893252A
Other languages
English (en)
Other versions
FI90068C (fi
FI90068B (fi
FI893252A (fi
Inventor
Toshiki Mori
Shigeaki Suzuki
Takashi Onishi
Original Assignee
Kuraray Co
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
Priority claimed from JP16819188A external-priority patent/JPH0611753B2/ja
Priority claimed from JP16819088A external-priority patent/JPH0611752B2/ja
Application filed by Kuraray Co filed Critical Kuraray Co
Publication of FI893252A0 publication Critical patent/FI893252A0/fi
Publication of FI893252A publication Critical patent/FI893252A/fi
Application granted granted Critical
Publication of FI90068B publication Critical patent/FI90068B/fi
Publication of FI90068C publication Critical patent/FI90068C/fi

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
    • C07C403/06—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 singly-bound oxygen atoms
    • C07C403/08—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 singly-bound oxygen atoms by hydroxy groups
    • 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
    • C07C403/06—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 singly-bound oxygen atoms
    • C07C403/12—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 singly-bound oxygen atoms by esterified hydroxy groups
    • 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
    • C07C403/22—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 sulfur atoms
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI893252A 1988-07-05 1989-07-04 Foerfarande foer framstaellning av a-vitamin eller dess karboxylsyraestrar FI90068C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP16819188A JPH0611753B2 (ja) 1988-07-05 1988-07-05 ビタミンａの製法
JP16819188 1988-07-05
JP16819088 1988-07-05
JP16819088A JPH0611752B2 (ja) 1988-07-05 1988-07-05 ビタミンａの製造法

Publications (4)

Publication Number Publication Date
FI893252A0 true FI893252A0 (fi) 1989-07-04
FI893252A FI893252A (fi) 1990-01-06
FI90068B FI90068B (fi) 1993-09-15
FI90068C FI90068C (fi) 1993-12-27

Family

ID=26491990

Family Applications (1)

Application Number Title Priority Date Filing Date
FI893252A FI90068C (fi) 1988-07-05 1989-07-04 Foerfarande foer framstaellning av a-vitamin eller dess karboxylsyraestrar

Country Status (5)

Country Link
US (1) US4942262A (fi)
EP (1) EP0349991B1 (fi)
DE (1) DE68915213T2 (fi)
DK (1) DK170160B1 (fi)
FI (1) FI90068C (fi)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0187259B2 (en) * 1985-01-10 1996-05-15 Kuraray Co., Ltd. Process for producing vitamin A or its carboxylic acid esters, and intermediate compounds useful for the process

Also Published As

Publication number Publication date
DK331189D0 (da) 1989-07-04
DK170160B1 (da) 1995-06-06
DK331189A (da) 1990-01-06
FI90068C (fi) 1993-12-27
EP0349991A3 (en) 1991-07-31
US4942262A (en) 1990-07-17
FI90068B (fi) 1993-09-15
EP0349991A2 (en) 1990-01-10
DE68915213T2 (de) 1994-10-20
FI893252A (fi) 1990-01-06
EP0349991B1 (en) 1994-05-11
DE68915213D1 (de) 1994-06-16

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: KURARAY CO., LTD.

BB Publication of examined application
FG Patent granted

Owner name: KURARAY CO., LTD.

MA Patent expired