Beta-lactamase inhibiting 2-beta-substituted-2-alpha-methyl-(5R) penam-3-alpha-carboxylic acid 1,1-dioxides and intermediates therefor
申请人:PFIZER INC.
公开号:EP0074783A1
公开(公告)日:1983-03-23
Beta-lactamase inhibiting 2-beta-substituted-2-alphamethyl-(5R)penam-3-alpha-carboxylic acid 1,1-dioxides and esters thereof, wherein the 2-beta-substituent is cyano, acetyl, alkoxycarbonyl, omegahydroxyalkoxycarbonyl, car- balkoxymethoxycarbonyl or dialkylaminocarbonyl; intermediates therefor wherein the 2-beta-substituent is carboxy, chlorocarbonyl or aminocarbonyl; methods for their preparation and use as beta-lactamase inhibitors.
抑制β-内酰胺酶的2-beta-取代基-2-樟脑甲基-(5R)戊-3-α-羧酸1,1-二氧化物及其酯类,其中2-beta-取代基为氰基、乙酰基、烷氧基羰基、ω-羟基烷氧基羰基、car- balkoxymoxycarbonyl或二烷基氨基羰基;其中2-beta-取代基为羧基、氯羰基或氨基羰基的中间体;其制备方法和作为β-内酰胺酶抑制剂的用途。