Direct 3-Arylsulfenylation of Indoles with Thiols in Basic Ionic Liquid
Cen Jinghe, Yang Kai, Li Jianxiao, Li Can, Yang Shaorong
Chin. J. Org. Chem. . 2017, (12): 3213 -3219 .  DOI: 10.6023/cjoc201707005