Palladium-Catalyzed Formation of C=C Bonds: A Regioselective Strategy for the Synthesis of 2-Vinylfurans by 1,2-H Shift of Palladium-Carbene Complexes
作者:Haiying Zhan、Xiulian Lin、Yanying Qiu、Zuodong Du、Peixian Li、Yongjian Li、Hua Cao
DOI:10.1002/ejoc.201300016
日期:2013.4
A convenient method to synthesize vinylfurans through a palladium-catalyzed cyclization/1,2-H shift sequence under mild conditions is described. This is an efficient strategy to synthesize 2-vinylfurans from ene–yne ketones, and the corresponding products are obtained in good yields.
An Efficient Nanoparticle-Supported and Magnetically Recoverable Copper(I) Catalyst for Synthesis of Furans from Ene-yne-ketone
作者:Yi Liu、Zhan Liu、Yingde Cui
DOI:10.1002/cjoc.201400730
日期:2015.2
A magnetic nano‐supported Cu(I) catalyst was prepared and showed high activity for cyclization of ene‐yne‐ketone to synthesize furans. The catalyst was easily recovered from the reaction by using external magnets and reused 8 times without significant loss of its catalytic activity.