beta-Lactamase inhibitors which are aminoacid esters of 6-alpha- and 6-beta-(hydroxymethyl)pencillanic acid 1,1-dioxides; pharmaceutically-acceptable salts thereof; conventional esters thereof which are hydrolyzable in vivo; bis-methanediol esters thereof; or mixed methanediol esters with said beta-lactamase inhibitors and sulbactam. Pharmaceutical compositions comprising said beta-lactamase inhibitors and a conventional beta-lactam antibiotic, said compositions useful in the treatment of bacterial infections. Compounds useful as intermediates in the synthesis of said beta-lactamase inhibitors. Antibacterial mixed bis-methanediol esters of said aminoacyloxymethyl penicillanic acid 1,1-dioxides and ampicillin or amoxicillin, also useful in the treatment of bacterial infections; and intermediates therefor.
beta-内酰胺酶
抑制剂是6-α-和6-β-(羟甲基)青霉烷酸1,1-二氧化物的
氨基酸酯;其药学上可接受的盐;在体内可
水解的传统酯;其双
甲醇酯;或与该β-内酰胺酶抑制剂和
舒巴坦混合的混合
甲醇酯。 包括该β-内酰胺酶抑制剂和传统β-内酰胺类抗生素的制药组合物,该组合物在治疗细菌感染方面有用。 用作合成该β-内酰胺酶抑制剂的中间体的化合物。 该
氨基酰氧甲基青霉烷酸1,1-二氧化物和
氨苄
青霉素或
氨氧苄
青霉素的抗菌混合双
甲醇酯,也可用于治疗细菌感染;以及其中间体。