Benzo[1,5]thiazepine: Synthesis, Reactions, Spectroscopy, and Applications
Scheme 23
Reaction of 3-(benzo[d]dioxol-5-yl)-1-(substituted-phenyl)prop-2-en-1-ones with o-aminothiophenol in the presence of silica-gel at 80°C for 3 h under solvent-free conditions.
