A One-Pot Synthesis of 2,5-Disubstituted-1,3,4-thiadiazoles and N-Substituted Dihydrazides under Ultrasonic Irradiation and Solid-Liquid Phase Transfer Catalysis
LI Ying-Jun*,a, HOU Ni-Boa, JIN Kunb, SUN Shu-Qina
SUN Xiao-Xiaoa, LIU Juna, DING Wan-Ganga
Chin. J. Org. Chem. . 2008, (01): 131 -136 .