Pyrazole-3(5)-diazonium salts in the synthesis of novel pyrazolo[5,1-c][1,2,4]triazines
作者:Kh. S. Shikhaliev、V. V. Didenko、V. A. Voronkova、D. V. Kryl’skii
DOI:10.1007/s11172-009-0132-1
日期:2009.5
Coupling of pyrazole-3(5)-diazonium salts with cyclic 1,3-dicarbonyl (active methylene) compounds followed by cyclocondensation of the resulting hetarylhydrazones gave novelpyrazolo[5,1-c][1,2,4]triazines.