Title:
OXYGENIC HETEROCYCLIC DERIVATIVES
Document Type and Number:
WIPO Patent Application WO/1999/016761
Kind Code:
A1
Abstract:
Oxygenic heterocyclic derivatives represented by general formula (I) or salts, solvates, or hydrates of these, which are useful as cysteine protease inhibitors excellent in oral absorbability, migration to tissues, and can easily pass through the cell membrane, etc. In said formula, R?1¿ represents optionally substituted C¿6-14? aryl or an optionally substituted heterocycle residue; R?2¿ represents hydrogen or C¿1-10? alkyl optionally substituted by C¿6-14? aryl; R?3¿ represents hydrogen or R?4¿-CO- (R?4¿ represents C¿1-10? alkyl); and A represents C¿1-3? alkylene optionally substituted by C¿1-3? alkyl.
Inventors:
USUI YOSHIHIRO (JP)
MASUDA HIROKAZU (JP)
ANDO NAOKO (JP)
NAKAO AKIRA (JP)
ANDO RYOICHI (JP)
YOSHII NARIHIKO (JP)
SAITO KEN-ICHI (JP)
MASUDA HIROKAZU (JP)
ANDO NAOKO (JP)
NAKAO AKIRA (JP)
ANDO RYOICHI (JP)
YOSHII NARIHIKO (JP)
SAITO KEN-ICHI (JP)
Application Number:
PCT/JP1998/004420
Publication Date:
April 08, 1999
Filing Date:
September 30, 1998
Export Citation:
Assignee:
MITSUBISHI CHEM CORP (JP)
USUI YOSHIHIRO (JP)
MASUDA HIROKAZU (JP)
ANDO NAOKO (JP)
NAKAO AKIRA (JP)
ANDO RYOICHI (JP)
YOSHII NARIHIKO (JP)
SAITO KEN ICHI (JP)
USUI YOSHIHIRO (JP)
MASUDA HIROKAZU (JP)
ANDO NAOKO (JP)
NAKAO AKIRA (JP)
ANDO RYOICHI (JP)
YOSHII NARIHIKO (JP)
SAITO KEN ICHI (JP)
International Classes:
C07D305/08; (IPC1-7): C07D305/08; C07D401/12; C07D413/12; C07D417/12
Foreign References:
| JPH10147564A | 1998-06-02 | |||
| JPH10101560A | 1998-04-21 | |||
| JPH0883759A | 1996-03-26 |
Attorney, Agent or Firm:
Hagino, Taira (28th floor 12-32, Akasaka 1-chome Minato-ku Tokyo, JP)
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