Scheme 4From: Synthesis and in vitro antimicrobial activity of new steroidal hydrazone derivativesReagents and conditions (i) tert-butanol, potassium tert-butoxide, methyl iodide, reflux, 1Â h; (ii) methanol, potassium acetate, 2 (hydralazine hydrochloride), reflux, 6Â hBack to article page