87166-62-9Relevant academic research and scientific papers
NOVEL SYNTHESIS OF 2-THIOCYTOSINE DERIVATIVES VIA PYRIMIDINE-TO-PYRIMIDINE RING TRANSFORMATION
Hirota, Kosaku,Kitade, Yukio,Sajiki, Hironao,Maki, Yoshifumi
, p. 2259 - 2262 (2007/10/02)
The reaction of 1,3-disubstituted 5-cyanouracils (1) with thioureas (2) and sodium hydroxide causes novel pyrimidine-to-pyrimidine ring transformation to give 2-thiocytosines (3) and 6-amino-5-formyluracils (4), respectively.
SYNTHESIS OF PYRIDOPYRIMIDINES ON THE BASIS OF 5-FORMYL-6-AMINOURACILS
Cherdantseva, N. M.,Nesterov, V. M.,Safonova, T. S.
, p. 674 - 677 (2007/10/02)
2,4-Dioxo-1,2,3,4-tetrahydropyridopyrimidines, the structures of which were proved by the PMR and the IR spectra, are formed in the condensation of mono- and di-N-alkyl-5-formyl-6-aminouracils with cyanoacetic acid and its esters, acetoacetic ester
