Preparation method of 3-nitrophenylmethanesulfonyl chloride_Kain Industrial Additive

Background and overview[1] 3-Nitrophenylmethanesulfonyl chloride is an organic intermediate that can be prepared from O-ethyl S-3-nitrobenzyl dithiocarbonate in two steps. Preparation[1] (3-Nitrophenyl)methanethiol. A solution of O-ethyl S-3-nitrobenzyl dithiocarbonate (11.55 g, 44.9 mmol) in DMSO (20 mL) was added to ethylenediamine (4.8 mL, 1.6 equiv) and concentrated HCl (1.8 mL, 0.5 equiv) in DMSO (20 mL)…