Synthesis of New Fluorine Containing Triazolo- and Tetrazolopyrimidines
作者:Arcady L. Krasovsky、Andrew M. Moiseev、Valentine G. Nenajdenko、Elizabeth S. Balenkova
DOI:10.1055/s-2002-28512
日期:——
reaction of 1,1,1-trifluoro-4-(sulfonyl)-but-3-ene-2,2-dioles 1a,b with corresponding aminoazoles was investigated. A new simple and efficient way for the regioselective synthesis of 5-CF 3 or 7-CF 3 triazolo- and tetrazolopyrimidines is described.