6-(DISUBSTITUTED AMINO) CARBAPENAM COMPOUNDS

摘要

A compound represented by the formula (I) wherein R1 represents a lower alkyl group or a lower haloalkyl group; R2 represents a lower alkyl group, a lower haloalkyl group, an aralkyl group, or a group of the formula -COOR4 or -SO2R5 in which R4 represents an alkyl group or a substituted or unsubstituted aralkyl group and R5 represents an alkyl group or a substituted or unsubstituted aryl group; and R3 represents a hydrogen atom or a carboxyl protecting group which can be easily split off. This compound is useful in the production of a 6-(disubstituted amino)carbapenem-series antibiotic.