6 alpha -Bromopenicillanic acid sulfone

摘要

(2S,5R,6S)-6 alpha -Bromo-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, S,S-dioxide, physiologically acceptable salts thereof and readily hydrolyzable ester thereof inhibit the action of the beta -lactamase enzyme RTEM.