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DE3578164D1 - Verfahren zur razemisierung von chrysanthemumsaeure oder ihrer ester. - Google Patents

Verfahren zur razemisierung von chrysanthemumsaeure oder ihrer ester.

Info

Publication number
DE3578164D1
DE3578164D1 DE8585304270T DE3578164T DE3578164D1 DE 3578164 D1 DE3578164 D1 DE 3578164D1 DE 8585304270 T DE8585304270 T DE 8585304270T DE 3578164 T DE3578164 T DE 3578164T DE 3578164 D1 DE3578164 D1 DE 3578164D1
Authority
DE
Germany
Prior art keywords
razemizing
chrysanthemuic
ester
acid
razemizing chrysanthemuic
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 - Lifetime
Application number
DE8585304270T
Other languages
English (en)
Inventor
Gohfu Suzukamo
Masami Fukao
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co 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 JP59124346A external-priority patent/JPS615045A/ja
Priority claimed from JP59125892A external-priority patent/JPS615046A/ja
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Application granted granted Critical
Publication of DE3578164D1 publication Critical patent/DE3578164D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8585304270T 1984-06-15 1985-06-14 Verfahren zur razemisierung von chrysanthemumsaeure oder ihrer ester. Expired - Lifetime DE3578164D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59124346A JPS615045A (ja) 1984-06-15 1984-06-15 第一菊酸のラセミ化方法
JP59125892A JPS615046A (ja) 1984-06-18 1984-06-18 第一菊酸のラセミ化方法

Publications (1)

Publication Number Publication Date
DE3578164D1 true DE3578164D1 (de) 1990-07-19

Family

ID=26461036

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585304270T Expired - Lifetime DE3578164D1 (de) 1984-06-15 1985-06-14 Verfahren zur razemisierung von chrysanthemumsaeure oder ihrer ester.

Country Status (4)

Country Link
US (1) US4659864A (de)
EP (1) EP0165070B1 (de)
DE (1) DE3578164D1 (de)
HU (1) HU200310B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62198643A (ja) * 1986-02-27 1987-09-02 Sumitomo Chem Co Ltd ラセミ第一菊酸類の製造法
DE3762613D1 (de) * 1986-09-04 1990-06-13 Sumitomo Chemical Co Verfahren zur razemisierung von optisch aktiver chrysanthemsaeure oder ihres esters.
DE3867658D1 (de) * 1987-03-09 1992-02-27 Sumitomo Chemical Co Verfahren zur racemisierung von optisch aktiver chrysanthemumsaeure oder ihren estern.
HU203513B (en) * 1987-04-28 1991-08-28 Sumitomo Chemical Co Process for racemizing and trans-isomerizing optically active chrisanthemic acid derivatives
JPH0688933B2 (ja) * 1987-07-17 1994-11-09 住友化学工業株式会社 光学活性第一菊酸類のラセミ化法
US5502243A (en) * 1992-04-15 1996-03-26 Air Products And Chemicals, Inc. Hydrocarbonylation of dimethyl ether
EP0933349B1 (de) 1998-01-29 2003-04-09 Sumitomo Chemical Company, Limited Verfahren zur Herstellung von optisch aktiven Chrysanthemumsäure
CN1231451C (zh) 2001-07-18 2005-12-14 住友化学工业株式会社 使旋光的乙烯基取代的环丙烷羧酸化合物外消旋的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2038019A5 (de) * 1969-03-22 1970-12-31 Sumitomo Chemical Co
JPS5337858B2 (de) * 1973-11-12 1978-10-12
JPS52144651A (en) * 1976-05-24 1977-12-02 Sumitomo Chem Co Ltd Racemization of optical active 2,2-dimethyl-3-(1-alkenyl)-cyclopropane-1-carboxylic acid
JPS57163341A (en) * 1981-03-30 1982-10-07 Sumitomo Chem Co Ltd Preparation of racemized cyclopropanecarboxylic acid derivative
US4473703A (en) * 1981-03-30 1984-09-25 Sumitomo Chemical Company, Limited Method of epimerization of alkyl chrysanthemate

Also Published As

Publication number Publication date
HUT40395A (en) 1986-12-28
HU200310B (en) 1990-05-28
EP0165070A3 (en) 1986-06-04
EP0165070B1 (de) 1990-06-13
EP0165070A2 (de) 1985-12-18
US4659864A (en) 1987-04-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee