Synthesis and Cyclization Reaction of 2-(Hydroxyimino)alkylN,N-Dialkylthiocarbamates,S-[2-(Hydroxyimino)alkyl]O-Methyl Dithiocarbonate, and Alkyl 2-(Hydroxyimino)alkyl Trithiocarbonates
Nachmias, Annales de Chimie (Cachan, France), 1952, vol. <12> 7, p. 584,599
作者:Nachmias
DOI:——
日期:——
Synthesis and Cyclization Reaction of 2-(Hydroxyimino)alkyl<i>N,N</i>-Dialkylthiocarbamates,<i>S</i>-[2-(Hydroxyimino)alkyl]<i>O</i>-Methyl Dithiocarbonate, and Alkyl 2-(Hydroxyimino)alkyl Trithiocarbonates
2-(Hydroxyimino)alkyl dialkyldithiocarbamates and alkyl 2-(hydroxyimino)alkyl trithiocarbonates react with tosyl isocyanate as dehydrating agent to give bis(4-isothiazolyl) disulfides in moderate yields. However, treatment of S-[2-(hydroxyimino)phenylethyl] O-methyl dithiocarbonate with tosyl isocyanate affords a novel heterocycle 3-phenyl-4H-1,5,2-oxathiazine-6-thione, in 49% yield.