Ga(OTf)3-promoted sequential reactions via sulfur-assisted propargyl-allenyl isomerizations and intramolecular [4 + 2] cycloaddition for the synthesis of 1,3-dihydrobenzo[c]thiophenes.
Zhou
Hongwei
H
Department of Chemistry, Zhejiang University (Campus Xixi), Hangzhou 310028, People's Republic of China. zhouhw@zju.edu.cn
Zhu
Da
D
Xie
Yongfa
Y
Huang
Huafeng
H
Wang
Kai
K