Components and catalysts for the polymerization of olefins
申请人:MONTELL NORTH AMERICA INC.
公开号:EP0646605B1
公开(公告)日:1999-06-02
US5468704A
申请人:——
公开号:US5468704A
公开(公告)日:1995-11-21
Palladium-Catalyzed Oxidative Alkoxylation of α-Alkenyl β-Diketones To Form Functionalized Furans
作者:Xiaoqing Han、Ross A. Widenhoefer
DOI:10.1021/jo035576w
日期:2004.3.1
and a stoichiometric amount of CuCl2 (2.2 equiv) in dioxane at 60 °C for 12 h formed 3-isobutyryl-2-isopropyl-5-methylfuran in 77% isolated yield. A number of α-alkenyl β-diketones underwent oxidativealkoxylation under these conditions to form 2,3,5-trisubsituted furans in moderate to good yield.