137618-03-2Relevant articles and documents
Bifunctional Chiral Auxiliaries 5: The Synthesis of 1,3-Diacylimidazolidine-2-thiones and 1,3-Diacylimidazolidin-2-ones from 1,2-Diamines
Davies, Stephen G.,Mortlock, Andrew A.
, p. 4419 - 4438 (1993)
Although 1,2-diamines fail to cyclise with urea, phosgene or 1,1'-carbonyl diimidazole, they react with carbon disulphide to give the corresponding imidazolidine-2-thiones.These undergo clean diacylation to give 1,3-diacylimidazolidine-2-thiones which are