| 摘要 |
<p>7-(2-Acyloxy-acetamido)-3-cephem-4-carboxylic acid derivs. - antibacterials. Title cpds. of formula: (where R1 = H, lower alkyl, aryl, thienyl, furyl; R2 = >1 C acyl; R3 = H, azido, thio-heterocyclic; M = H, cation), are antibacterials active against gram-ve and gram +ve organisms.</p> |
