C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/242, 260/271
C07D 471/04 (2006.01) C07D 463/00 (2006.01) C07F 9/568 (2006.01) C12P 17/18 (2006.01)
Patent
CA 1178957
ABSTRACT OF THE DISCLOSURE Disclosed are optically active or inactive acylated cephalosporin analogs which are useful as anti- bacterial agents of the general formula: Image (I) wherein X represents an acyl group, R1 represents a hydrogen, a lower alkyl group or a lower acyl group and R2 represents a hydrogen or a protective group of carbon- ylic acid and the pharmaceutically acceptable salts thereof.
360255
Hashimoto Yukio
Hirata Tadashi
Kiyoshi Sato
Kobayashi Shigeru
Ogasa Takehiro
Goudreau Gage Dubuc
Kyowa Hakko Kogyo Co. Ltd.
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