SYNTHESIS OF 7-(6-SUBSTITUTED-COUMARIN-3-FORMAMIDO)-CEPHALOSPORIC ACID DERIVATIVES
-
-
Abstract
t was reported that some derivatives of 6-substituted coumarin-3-car-boxylic acid exhibited antibiotic activity.14 new 7-(6-substituted-coumarin-3-formamido)-cephalosporic acid derivatives were then prepared with anacid chloride method and their chemical
-
-