Synthesis and spectral studies of 4H-1,4-benzothiazine S, S-dioxides (sulfones)

摘要

The oxidation of 4H-1,4-benzothiazines by 30% hydrogen peroxide in glacial caetic acid leads to the formation of 4H-1, 4-benzothiazine S,S-dioxides. The IR and ~1H NMR spectral studies are also included.