Title:
PROCESS FOR PRODUCTION OF 2-CYANO-3-HYDROXY-N-(4-TRI- FLUOROMETHYLPHENYL)HEPT-2-EN-6-YNAMIDE AND PROCESS FOR PRODUCTION OF POLYMORPHS THEREOF
Document Type and Number:
WIPO Patent Application WO/2004/085383
Kind Code:
A1
Abstract:
Compound (I) is produced by reacting compound (II) with compound (III) or a reactive derivative thereof obtained by modification of the carboxyl group to form compound (IV) and reacting the compound (IV) with a mixed acid anhydride of compound (V). A-, B-, and C-form crystals of compound (I) can be each selectively produced by recrystallizing compound (I) under the conditions of controlled recrystallization temperature and/or controlled recrystallization (precipitation) time.
Inventors:
OMORI HIROKI (JP)
KUBOTA ARIYOSHI (JP)
KAWAKAMI TAKESHI (JP)
FUJII YOSUKE (JP)
MATSUMOTO IKUO (JP)
KITAYAMA MASATO (JP)
GOTO SHUNSUKE (JP)
HIRABAYASHI SATOSHI (JP)
KUBOTA ARIYOSHI (JP)
KAWAKAMI TAKESHI (JP)
FUJII YOSUKE (JP)
MATSUMOTO IKUO (JP)
KITAYAMA MASATO (JP)
GOTO SHUNSUKE (JP)
HIRABAYASHI SATOSHI (JP)
Application Number:
PCT/JP2004/003904
Publication Date:
October 07, 2004
Filing Date:
March 23, 2004
Export Citation:
Assignee:
FUJISAWA PHARMACEUTICAL CO (JP)
OMORI HIROKI (JP)
KUBOTA ARIYOSHI (JP)
KAWAKAMI TAKESHI (JP)
FUJII YOSUKE (JP)
MATSUMOTO IKUO (JP)
KITAYAMA MASATO (JP)
GOTO SHUNSUKE (JP)
HIRABAYASHI SATOSHI (JP)
OMORI HIROKI (JP)
KUBOTA ARIYOSHI (JP)
KAWAKAMI TAKESHI (JP)
FUJII YOSUKE (JP)
MATSUMOTO IKUO (JP)
KITAYAMA MASATO (JP)
GOTO SHUNSUKE (JP)
HIRABAYASHI SATOSHI (JP)
International Classes:
C07C253/30; C07C253/34; C07C255/23; (IPC1-7): C07C255/23; C07C253/30; C07C253/34
Foreign References:
JPH10101636A | 1998-04-21 | |||
JPH05310672A | 1993-11-22 |
Attorney, Agent or Firm:
Nogawa, Shintaro (Nishitenma 5-chome Kita-ku, Osaka-sh, Osaka 47, JP)
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