Synthesis of Bis-4,5-dihydro-1,2,4-oxadiazolineDerivatives by 1,3-Diplor Cycloaddition
HU Jun a,XIE Zheng-Feng* ,a,HUI Yong-Hai a,MO Xue-Xia a
SUN Xiang d,LIU Fang-Ming* ,a,b,c
Chin. J. Org. Chem. . 2007, (9): 1162 -1166 .