PROCESS FOR PRODUCING 2-AMINO-ALPHA-BRACKETS OPEN SQUARE BRACKETS OPEN 1-/DIPHENYLMETHOXYCARBONYL/-ETHENYL SQUARE BRACKETS CLOSED-OXYIMINO BRACKETS CLOSED-4-THIAZOLE ACETIC ACID

摘要

Antibacterial activity is exhibited by monocyclic beta -lactam antibiotics having in the 1-position an -O-SO3H activating group and in the 3-position an acylamino group of the formula IMAGE wherein R3 and R4 are each independently hydrogen or alkyl.