Title:
【発明の名称】新規セファロスポリン誘導体およびその製造方法
Document Type and Number:
Japanese Patent JPH08502734
Kind Code:
A
Abstract:
PCT No. PCT/KR93/00087 Sec. 371 Date Mar. 31, 1995 Sec. 102(e) Date Mar. 31, 1995 PCT Filed Sep. 28, 1993 PCT Pub. No. WO94/07898 PCT Pub. Date Apr. 14, 1994The present invention relates to novel cephalosporin derivatives or pharmaceutically acceptable non-toxic salts thereof useful as antibiotics and to processes for the preparation thereof. (I) wherein: R1 is a hydrogen or an optionally halogen-substituted C1-3 alkyl group, a propargyl group or -C(Ra)(Rb)COOH, wherein R1 and Rb are independently a hydrogen or a C1-3 alkyl group; R2, R3, R4, R5, R6 and R7 are independently a hydrogen or halogen or a C1-3 alkyl, amino or hydroxy C1-3 alkylthio, cyano, carbamoyl, carboxyl, hydroxy C1-3 alkyl, nitro, acetyl or formyl group; and Q is CH, N or CCl.
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Inventors:
Lee, Jung Wook
Chae, Jeon Seok
Choi, Yunro
Lee, Yeong Nam
Eun Lae
Can, hey
Hyun, Jaew-
Chae, Jeon Seok
Choi, Yunro
Lee, Yeong Nam
Eun Lae
Can, hey
Hyun, Jaew-
Application Number:
JP50891394A
Publication Date:
March 26, 1996
Filing Date:
September 28, 1993
Export Citation:
Assignee:
Yuhan Corporation
International Classes:
A61K31/545; A61P31/04; C07D519/06; C07D501/00; C07D501/46; (IPC1-7): C07D519/06; A61K31/545
Attorney, Agent or Firm:
Eiji Saegusa (2 others)