Synthesis of cephalosporins with substituted thiadiazoles directly attached to the C3-position. I. Synthesis of 3-(5-substituted-1, 3, 4-thiadiazol-2-yl) ceph-3-em …

菅原徹， 桝屋浩大， 松尾泰介， 三木卓一

Index: Sugawara; Masuya; Matsuo; Miki Chemical and Pharmaceutical Bulletin, 1980 , vol. 28, # 7 p. 2116 - 2128

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Abstract

... with DMSO, followed by esterification with diphenyldiazomethane. Cf. T. Sugawara, H. Masuya, T. Matsuo, Y. Kawano, and Y. Kuwada, Chem. Pharm. Bull., 28, 1339 (1980). Compound 1 was also prepared by oxidation ...