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Title:
PROCESS FOR PREPARATION OF trans-4-AMINOCYCLOHEXANE- CARBOXYLIC ACIDS
Document Type and Number:
WIPO Patent Application WO/2003/078381
Kind Code:
A1
Abstract:
A process for the preparation of trans-4-aminocyclo- hexanecarboxylic acid, salts or amino-protected derivatives thereof, or salts of the derivatives, characterized by treating a cis isomer of 4-aminocyclohexanecarboxylic acid or a reactive derivative thereof or a mixture of cis- and trans-isomers of the acid or the reactive derivative with a base selected from the group consisting of sodium hydroxide and potassium alkoxides and, if necessary, protecting the amino group of the obtained compound.

Inventors:
HIKOTA MASATAKA (JP)
KOGA YUICHI (JP)
Application Number:
PCT/JP2003/003141
Publication Date:
September 25, 2003
Filing Date:
March 17, 2003
Export Citation:
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Assignee:
TANABE SEIYAKU CO (JP)
HIKOTA MASATAKA (JP)
KOGA YUICHI (JP)
International Classes:
C07C227/16; C07C229/48; (IPC1-7): C07C229/48; C07C227/16; C07C227/40
Foreign References:
EP0814073A11997-12-29
JPS4962446A1974-06-17
JPH10298144A1998-11-10
JPS4945040A1974-04-27
JPS57122062A1982-07-29
Attorney, Agent or Firm:
Aoyama, Tamotsu (IMP Building 3-7, Shiromi 1-chome, Chuo-k, Osaka-shi Osaka, JP)
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