PROCESS FOR PRODUCING 10(1-HYDROXYETHYL)-11-OXO-1-AZA-TRICYCLO/7.2.0.0.3.8/UNDEX-2-ENE-2-CARBOXYLIC ACID ESTERS AND PHARMACEUTICAL COMPOSITIONS COMPRISING SAME AS ACTIVE INGREDIENT

摘要

A compound of the formula 1-cyclohexyloxycarbonyloxethyl (4S, 8S, 9R 10S, 12R)-4-methoxy-10-(1-hydroxyethyl)-11-oxo-1-azatricyclo[7.2.0.0.3,8]undec-2-ene-2-carboxylate which is useful as a pharmaceutical composition to treat bacterial infection.