Title:
PROCESS FOR PRODUCING CYCLIC AMIDE COMPOUND
Document Type and Number:
WIPO Patent Application WO/2000/034267
Kind Code:
A1
Abstract:
A process for industrially advantageously producing a compound represented by formula (II) (wherein R?1¿ represents an optionally substituted hydrocarbon group or optionally substituted heterocyclic group; X represents an optionally substituted divalent group; and Y represents an optionally substituted methylene group) or a salt thereof, which comprises reacting a compound represented by formula (I) (wherein R?1¿, X, and Y have the same meanings as the above) or a salt thereof with an acid anhydride.
Inventors:
HASHIMOTO HIDEO (JP)
FUKUI TADASHI (JP)
HANAOKA TADASHI (JP)
FUKUI TADASHI (JP)
HANAOKA TADASHI (JP)
Application Number:
PCT/JP1999/006765
Publication Date:
June 15, 2000
Filing Date:
December 02, 1999
Export Citation:
Assignee:
TAKEDA CHEMICAL INDUSTRIES LTD (JP)
HASHIMOTO HIDEO (JP)
FUKUI TADASHI (JP)
HANAOKA TADASHI (JP)
HASHIMOTO HIDEO (JP)
FUKUI TADASHI (JP)
HANAOKA TADASHI (JP)
International Classes:
C07D521/00; (IPC1-7): C07D403/12; C07D403/14
Domestic Patent References:
| WO1995033719A1 | 1995-12-14 | |||
| WO1996025410A1 | 1996-08-22 |
Foreign References:
| EP0330209A2 | 1989-08-30 | |||
| GB1547798A | 1979-06-27 | |||
| JPS5139039A | 1976-04-01 | |||
| EP0008421A2 | 1980-03-05 | |||
| EP0164100A2 | 1985-12-11 | |||
| EP0169051A2 | 1986-01-22 | |||
| EP0224951A1 | 1987-06-10 | |||
| EP0212373A2 | 1987-03-04 | |||
| US3907782A | 1975-09-23 | |||
| US3786058A | 1974-01-15 | |||
| US4418198A | 1983-11-29 | |||
| US5094765A | 1992-03-10 | |||
| EP0226947A1 | 1987-07-01 | |||
| JPH0625160A | 1994-02-01 |
Attorney, Agent or Firm:
Takahashi, Shuichi (Ltd. 17-85, Jusohonmachi 2-chome Yodogawa-ku Osaka-shi Osaka, JP)
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