Velihina, Ye.S.; Pil’o, S.G.; Zyabrev, V.S.; Brovarets, V.S.
(Доповіді НАН України, 2019)
It is found that N-(2,2-dichloro-1-cyanoethenyl)carboxamides react with 1H-pyrazol-5-amines in the presence of
triethylamine to give 2-(dichloromethyl)pyrazolo[1,5-a][1,3,5]triazines. Apparently, this cyclocondensation ...