Facile formation of 1,2-dithione and 1,2-selenoxothione by the photolysis of fused cyclopolysulfides
作者:Wataru Ando、Yorio Kumamoto、Norihiro Tokitoh
DOI:10.1016/s0040-4039(00)96637-1
日期:1987.1
Sterically protected fused 1,2,3-thiadiazole and 1,2,3-selenadiazole were heated with molten sulfur resulting in a ready formation of fused cyclopolysulfides, the photolysis of which in the presence of olefins afforded the cycloadducts via the initially formed 1,2-dithione and 1,2-selenoxothione.