4-ETHER DERIVATIVES OF 2-AZETIDINONE-1-SULFONIC ACIDS

摘要

Antibacterial activity is exhibited by beta -lactams having the formula wherein R is hydrogen or methoxy; R1 is acyl; R2 is alkyl, arylalkyl, carboxyalkyl, alkoxycarbonylalkyl, NH2-(CH2)n-, HO-(CH2)n- or aryl, wherein n is 2, 3 or 4; and M<(+)> is hydrogen or a cation; with the proviso that if M<(+)> is hydrogen the R1 or R2 group contains a basic function.