Title:
BISHETEROCYCLIC COMPOUND
Document Type and Number:
WIPO Patent Application WO/1992/000967
Kind Code:
A1
Abstract:
A novel bisheterocyclic compound represented by general formula (I), which is useful as a hypoglycemic drug, and a novel hypoglycemic drug containing the same, wherein R?1¿ and R?2¿ are the same or different from each other and each represents (a), (b), (c), (d) or (e); R?3¿ represents hydrogen, acetylamino or lower alkyl which may be substituted with carboxyl or sulfoxy; X and Y are the same or different from each other and each represents oxygen, sulfur or NH; B?1¿ and B?2¿ represent a benzene or naphthalene ring which may be substituted with lower alkyl; L?1¿ and L?2¿ are the same or different from each other and each represents a single bond, oxygen, sulfur, sulfinyl or sulfonyl; A represents a single bond, linear or branched alkylene, C¿2? to C¿6? lower alkenylene or alkynylene; and n is 0 or 1.
Inventors:
NIIGATA KUNIHIRO (JP)
TAKAHASHI TAKUMI (JP)
IWAOKA KIYOSHI (JP)
YONEDA TAKASHI (JP)
NOSHIRO OSAMU (JP)
KOIKE REIKO (JP)
TAKAHASHI TAKUMI (JP)
IWAOKA KIYOSHI (JP)
YONEDA TAKASHI (JP)
NOSHIRO OSAMU (JP)
KOIKE REIKO (JP)
Application Number:
PCT/JP1991/000887
Publication Date:
January 23, 1992
Filing Date:
July 01, 1991
Export Citation:
Assignee:
YAMANOUCHI PHARMA CO LTD (JP)
International Classes:
C07D233/76; C07D233/84; C07D233/88; C07D233/96; C07D257/04; C07D263/46; C07D277/20; C07D277/34; C07D277/36; C07D277/40; C07D277/54; C07D291/04; (IPC1-7): A61K31/41; A61K31/42; A61K31/425; C07D233/76; C07D233/84; C07D233/88; C07D257/04; C07D263/44; C07D263/46; C07D263/48; C07D277/34; C07D277/36; C07D277/40; C07D291/04
Foreign References:
| US4659801A | 1987-04-21 | |||
| US4338452A | 1982-07-06 | |||
| JPS5661366A | 1981-05-26 |
Other References:
See also references of EP 0533933A4
Attorney, Agent or Firm:
Nagai, Shozo (Patent Department, 1-8, Azusawa 1-chom, Itabashi-ku Tokyo 174, JP)
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