Triazolylthiomethylthio cephalosporin hyrochloride, its crystalline hydrate and the production of the same.

摘要

7 beta -[(Z)-2-(2-Amino 4 thiazolyl)-2-hydroxyiminoacetamido]-3-(1,2,3-triazol-4-yl)thiomethylth io-3-cephem-4-carboxylic acid hydrochloride and its crystalline hydrate, which have a potent antibiotic activity and are low toxic and pharmaceutically stable, thereby useful as an active ingredient of clinically useful antibiotic formulations, and the production thereof.