Scheme 2From: Synthesis and biological evaluation of 2-(4-methylsulfonyl phenyl) indole derivatives: multi-target compounds with dual antimicrobial and anti-inflammatory activitiesReagents and conditions: a 4-chloro-o-phenylenediamine, Na2S2O5, DMF, reflux, 6 h; b 4-substituted phenylhydrazine HCl, ethanol, reflux, 4–6 h.; c hydroxylamine, ethanol, few drops of pyridine, reflux, 4–6 hBack to article page