101989-67-7Relevant articles and documents
Novel Ring Transformations of 5-Cyanouracils into 2-Thiocytosines, 2,4-Diaminopyrimidines, and Pyrimidopyrimidines by the Reaction with Thioureas and Guanidines
Hirota, Kosaku,Sajiki, Hironao,Kitade, Yukio,Maki, Yoshifumi
, p. 123 - 128 (2007/10/02)
The reaction of 5-cyanouracils with thioureas and guanidines causes novel pyrimidine-to-pyrimidine ring transformations.Thus, 1,3-disubstituted 5-cyanouracils (1) react with thiourea and guanidines to give the corresponding 5-carbamoyl-2-thiocytosines (2)