Sakagami K, Iwamatsu K, Atsumi K, Hatanaka M
Pharmaceutical Research Center, Meiji Seika Kaisha, Ltd., Yokohama, Japan.
Chem Pharm Bull (Tokyo). 1990 Dec;38(12):3476-9. doi: 10.1248/cpb.38.3476.
Synthesis and antibacterial activity of 7-[(Z)-2-(2-aminothiazol-4-yl)-2-(3-(3-hydroxy-4-pyridon-1-y l)-3- carboxypropoxyimino)acetamido]-3-(1,2,3-thiadiazol-5-yl)thio methyl-3-cephem-4-carboxylic acid (12a) and its related compounds are described. Compound 12a exhibited excellent antibacterial activity against gram-negative bacteria, including Pseudomonas aeruginosa.