Synthesis of isonicotinic acid N′-arylidene-N-[2-oxo-2-(4-aryl-piperazin-1-yl)-ethyl]-hydrazides as antituberculosis agents

Synthesis and in vitro antituberculosis activity of new series of isonicotinic acid N′-arylidene-N-[2-oxo-2-(4-aryl-piperazin-1-yl)-ethyl]-hydrazide derivatives 6-9 has been described.