SYNTHESIS OF 6-SUBSTITUTED-COUMARIN-3-FORMAMIDO CEPHALOSPORINS

SYNTHESIS OF 6-SUBSTITUTED-COUMARIN-3-FORMAMIDO CEPHALOSPORINS[J]. Journal of China Pharmaceutical University, 1987, (3): 165-168+242.

Citation:

SYNTHESIS OF 6-SUBSTITUTED-COUMARIN-3-FORMAMIDO CEPHALOSPORINS[J]. Journal of China Pharmaceutical University, 1987, (3): 165-168+242.

Citation:

SYNTHESIS OF 6-SUBSTITUTED-COUMARIN-3-FORMAMIDO CEPHALOSPORINS[J]. Journal of China Pharmaceutical University, 1987, (3): 165-168+242.

Abstract

Fifteen novel derivatives of the 6-substituted-coumarin-3-formamido cephalosporins were obtained by reacting 6-substituted coumarin-3-carboxylic acids with four cephalosporin-nuclears. Vilsmeier reagent method was mainly employed in the procedure of the c

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