Studies of pyridazine compounds, XXV. Reinvestigation of acylation of pyridazinylhydrazones
作者:Géza Szilágyi、Péter Mátyus、Pál Sohár
DOI:10.1016/s0040-4020(01)85803-8
日期:——
The acylation of morpholino substituted pyridazinylhydrazones afforded triazolo[4,3-]pyridazinium salts. Structure elucidation by ir, 1H- and 13C-nmr spectroscopy, reaction mechanism and ring - chain tautomerism are discussed.