Acylalkylation of Arynes Generated from <i>o</i>-Iodoaryl Triflates with Hydrosilanes and Cesium Fluoride
作者:Mai Minoshima、Keisuke Uchida、Yu Nakamura、Takamitsu Hosoya、Suguru Yoshida
DOI:10.1021/acs.orglett.1c00279
日期:2021.3.5
An efficient method to generate aryne intermediates from o-iodoaryl triflates triggered by triethylsilane and cesiumfluoride is disclosed. This method realized the acylalkylation of arynes using easily available o-iodoaryl triflate-type precursors, which was difficult when using conventional nucleophilic activators. A wide range of (hetero)arenes including various fused benzothiazoles were successfully
A Novel Multicomponent Reaction of Arynes, β-Keto Sulfones, and Michael-Type Acceptors: A Direct Synthesis of Polysubstituted Naphthols and Naphthalenes
作者:Xian Huang、Jian Xue
DOI:10.1021/jo070241q
日期:2007.5.1
A novel multicomponent reaction of arynes, β-keto sulfones, and Michael-type acceptors is presented, providing an efficient method for the synthesis of polysubstituted naphthols and polysubstituted naphthalenes. Further investigation suggests that the tandemreaction may proceed via a sequential nucleophilic attack to arynes, intramolecular nucleophilic substitution followed by a Michael addition,