dimethylsulfide; 3-chloro-benzenecarboperoxoic acid in dichloromethane T=-7 - 20°C; 0.75 h;

1: S,S-dimethyl-N-(2-pyrimidinyl)sulfilimine With m-CBPO in dichloromethane T=0°C; Inert atmosphere; 2: dimethylsulfide in dichloromethane Inert atmosphere;