DE2551783C3 - Verfahren zur Isomerisierung eines der geometrischen Isomeren eines a , ß -ungesättigten Aldehydes in das entsprechende andere geometrische Isomere - Google Patents

Verfahren zur Isomerisierung eines der geometrischen Isomeren eines a , ß -ungesättigten Aldehydes in das entsprechende andere geometrische Isomere

Info

Publication number
DE2551783C3
DE2551783C3 DE19752551783 DE2551783A DE2551783C3 DE 2551783 C3 DE2551783 C3 DE 2551783C3 DE 19752551783 DE19752551783 DE 19752551783 DE 2551783 A DE2551783 A DE 2551783A DE 2551783 C3 DE2551783 C3 DE 2551783C3
Authority
DE
Germany
Prior art keywords
acid
citral
cis
trans
unsaturated aldehyde
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
DE19752551783
Other languages
German (de)
English (en)
Other versions
DE2551783A1 (de
DE2551783B2 (de
Inventor
Yataro Iwakuni Yamaguchi Ichikawa
Teizo Yamaguchi Yamaji
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
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 JP49131990A external-priority patent/JPS5820937B2/ja
Priority claimed from JP49131989A external-priority patent/JPS5820936B2/ja
Application filed by Teijin Ltd filed Critical Teijin Ltd
Publication of DE2551783A1 publication Critical patent/DE2551783A1/de
Publication of DE2551783B2 publication Critical patent/DE2551783B2/de
Application granted granted Critical
Publication of DE2551783C3 publication Critical patent/DE2551783C3/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/38Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D307/40Radicals substituted by oxygen atoms
    • C07D307/46Doubly bound oxygen atoms, or two oxygen atoms singly bound to the same carbon atom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation 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
    • C07C45/67Preparation 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19752551783 1974-11-18 1975-11-18 Verfahren zur Isomerisierung eines der geometrischen Isomeren eines a , ß -ungesättigten Aldehydes in das entsprechende andere geometrische Isomere Expired DE2551783C3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP49131990A JPS5820937B2 (ja) 1974-11-18 1974-11-18 シス型脂肪族α,β−不飽和アルデヒドの製造法
JP49131989A JPS5820936B2 (ja) 1974-11-18 1974-11-18 トランス型脂肪族α,β−不飽和アルデヒドの製造法

Publications (3)

Publication Number Publication Date
DE2551783A1 DE2551783A1 (de) 1976-05-20
DE2551783B2 DE2551783B2 (de) 1979-11-29
DE2551783C3 true DE2551783C3 (de) 1980-08-14

Family

ID=26466670

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752551783 Expired DE2551783C3 (de) 1974-11-18 1975-11-18 Verfahren zur Isomerisierung eines der geometrischen Isomeren eines a , ß -ungesättigten Aldehydes in das entsprechende andere geometrische Isomere

Country Status (3)

Country Link
DE (1) DE2551783C3 (enrdf_load_stackoverflow)
FR (1) FR2291177A1 (enrdf_load_stackoverflow)
NL (1) NL7513454A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116474824A (zh) * 2023-03-09 2023-07-25 福建森美达生物科技有限公司 一种催化剂、提高柠檬醛中香叶醛含量的方法和装置

Also Published As

Publication number Publication date
FR2291177A1 (fr) 1976-06-11
NL7513454A (nl) 1976-05-20
DE2551783A1 (de) 1976-05-20
DE2551783B2 (de) 1979-11-29
FR2291177B1 (enrdf_load_stackoverflow) 1977-12-16

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: KOHLER, M., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee