DOI: 10.1039/d6ob01191h ISSN: 1477-0520

An efficient synthesis of 3-sulfonated indenes via TMSCl-promoted cascade sulfonylation/cyclization of propargylic alcohols with sodium sulfinates

Shimin Jiang, Miaohao Dong, Jie Qiu, Yushuo Pan, Ciyi Chen, Ruchun Yang, Mu-Jia Luo, Xian-Rong Song, Qiang Xiao

TMSCl-promoted cascade sulfonylation/cyclization of propargylic alcohols with sodium sulfinates enables rapid access to 3-sulfonated indenes under mild conditions in moderate to high yields.

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