A New Route to Synthesis of 3,6-Diaryl-1,2,4-triazolo[3,4-b]1,3,4-oxadiazoles.

 Zao-Zao Qiu , Chao-Feng Dai, Shu-Jun Chao, Peng-Fei Xu* and Zi-Yi Zhang

      J. Chin. Chem. Soc. 2004, 51, 1343-1346.

      https://doi.org/10.1002/jccs.200400195