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通过金(I)催化烯炔和炔烃的环化反应合成芴和苯乙烯类化合物。

Fluorenes and styrenes by Au(I)-catalyzed annulation of enynes and alkynes.

作者信息

Gorin David J, Watson Iain D G, Toste F Dean

机构信息

Department of Chemistry, University of California, Berkeley, California 94720, USA.

出版信息

J Am Chem Soc. 2008 Mar 26;130(12):3736-7. doi: 10.1021/ja710990d. Epub 2008 Mar 6.

Abstract

Intermolecular annulation of enynes and propargyl esters to selectively produce styrenes or fluorenes is reported. The divergent arene syntheses involve a Au-catalyzed, two-pot, multistep process proceeding by cis-diastereoselective cyclopropanation, cycloisomerization, and, finally, annulation or elimination.

摘要

据报道,烯炔与炔丙基酯的分子间环化反应可选择性地生成苯乙烯或芴。这种不同的芳烃合成涉及一个金催化的两步多步过程,该过程通过顺式非对映选择性环丙烷化、环异构化,最后进行环化或消除反应来进行。

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