Title:
CEPHEM COMPOUNDS
Document Type and Number:
WIPO Patent Application WO/1998/029416
Kind Code:
A1
Abstract:
Cephem compounds of general formula (I), wherein formula (a) represents benzene, pyridine, pyrazine or a five-membered aromatic heterocycle (containing oxygen or sulfur as the ring atom), provided when is a five-membered aromatic heterocycle, R�4? is absent; X and Y each represents hydrogen, CXY represents C=N-OR�5? (wherein R�5? represents hydrogen, halo-C�1-6? alkyl or C�3-7? cycloalkyl); R�1? represents phenyl, furyl, thienyl, thiazolyl (which may be substituted by amino), tetrazolyl or thiadiazolyl; and R�2?, R�3? and R�4? each represents hydrogen, halogen, hydroxyl, nitro, C�1-6? alkoxyl, trifluoromethyl, isothiuronium-C�1-6? alkyl, amino-C�1-6? alkyl, halo-C�1-6? alkyl, morpholino, piperidino or piperazinyl.
Inventors:
HANAKI HIDEAKI (JP)
YAMAZAKI HIROAKI (JP)
TSUCHIDA YOSHIO (JP)
SATO HIDEKI (JP)
HIRAMATSU KEIICHI (JP)
KAWASHIMA SEIICHIRO (JP)
YAMAZAKI HIROAKI (JP)
TSUCHIDA YOSHIO (JP)
SATO HIDEKI (JP)
HIRAMATSU KEIICHI (JP)
KAWASHIMA SEIICHIRO (JP)
Application Number:
PCT/JP1997/004818
Publication Date:
July 09, 1998
Filing Date:
December 25, 1997
Export Citation:
Assignee:
ZENYAKU KOGYO KK (JP)
HANAKI HIDEAKI (JP)
YAMAZAKI HIROAKI (JP)
TSUCHIDA YOSHIO (JP)
SATO HIDEKI (JP)
HIRAMATSU KEIICHI (JP)
KAWASHIMA SEIICHIRO (JP)
HANAKI HIDEAKI (JP)
YAMAZAKI HIROAKI (JP)
TSUCHIDA YOSHIO (JP)
SATO HIDEKI (JP)
HIRAMATSU KEIICHI (JP)
KAWASHIMA SEIICHIRO (JP)
International Classes:
A61P31/04; C07D501/00; C07D501/18; C07D501/24; C07D519/06; (IPC1-7): C07D501/24; C07D501/18; C07D519/06; A61K31/545
Foreign References:
| JPH06135972A | 1994-05-17 | |||
| JPH03264590A | 1991-11-25 |
Other References:
See also references of EP 0949262A4
Attorney, Agent or Firm:
Yamada, Tsunemitsu (5-3 Uchikanda 3-chom, Chiyoda-ku Tokyo 101, JP)
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