A preparation of alkyl or alkenyl N,N-dimethylchalcogenocarbamates and their one-step conversion into symmetrical dialkyl or dialkenyl dichalcogenides

Article abstract of DOI:10.1246/bcsj.78.899

Alkyl or alkenyl N,N-dimethylchalcogenocarbamates were easily prepared by a stepwise treatment of bis(N,N-dimethylcarbamoyl) dichalcogenides with NaH or NaBH₄, followed by various alkylating agents or acetylenes bearing electron-withdrawing sub