The Syntheses of Heterocyclic Compounds with 1,2,4-Oxadiazole-as well as 1,2-Pyrazole-Rings
作者:Richard Neidlein、Sheng Li
DOI:10.1080/00397919508015441
日期:1995.8
Abstract A variety of heterocycliccompounds have been prepared by the reaction of dicyanoketene ethylene acetal (3) with 1,3-dipolar reagents arenecarbonitrile oxides (2) and further reactions with hydrazine and its derivatives.