Synthesis and Biological Activity of Pyrazolo[3,4- d]pyrimidine Derivatives Containing 1,3,4-Thiadiazole
Song Xinjian, Shao Yu, Duan Zhengcao, Li Shirong
Chin. J. Org. Chem. . 2012, (04): 755 -759 .  DOI: 10.6023/cjoc1110081