作者:Xicun Wang、Juan Liu、Zheng Li
DOI:10.1080/10426500500269877
日期:2006.3.1
A series of substituted 1,3,4-oxadiazoles were synthesized by the cyclization of 2,6-pyridine dicarboxylic acid, 5-(4'-carboxyl-phenyl)-2-furanylcarboxylic acid, or p-phthalic acid, and aryl hydrazines in the presence of phosphorus oxychloride under the condition of microwave irradiation.