83740-99-2Relevant articles and documents
Thiono and Dithio Esters, XXX. Reactions of Isocyanides with Thiooxalates
Hartke, Klaus,Kumar, Arvind,Henssen, Guenther,Quante, Josef
, p. 3107 - 3114 (2007/10/02)
Dimethyl tetrathiooxalate (1) reacts with all isocyanides 2 investigated to form 2-imino-1,3-dithioles 4 in high yield.Complex mixtures of products, however, are obtained from O,O-dimethyl dithiooxalate (5) and isocyanides.The main product is always the 1,3-thiazetidine 7, byproducts are the azetidinethiones 8 and the 3,3'-biazetidine-2,2'-dithiones 6.