Palladium-Catalyzed Tandem Reactions of β-(2-Bromophenyl)-α,β-Unsaturated Carbonyl Compounds with 2-Hydroxyphenylboronic Acid: A New Route to Benzo[c]chromenes
作者:Qihua Zhu、Xuyan Wang、Yungen Xu
DOI:10.1002/ejoc.201101670
日期:2012.2
Palladium-catalyzedtandemreactions of β-(2-bromophenyl)-α,β-unsaturatedcarbonylcompounds with 2-hydroxyphenylboronicacid for the synthesis of benzo[c]chromenes are presented. This mild reaction allows formation of onecarbon–carbon bond and one carbon–oxygen bond in one pot.