Bromodimethylsulfonium Bromide Catalyzed Synthesis of Pyrazole-Fused Isocoumarins
Fang Zhixing, Liu Juyan, Qiao Yanhong
Chin. J. Org. Chem. . 2018, (8): 1985 -1992 .  DOI: 10.6023/cjoc201803019