Ruthenium-catalysed coupling of allyl alcohol with alkynes: A new route to gamma delta-unsaturated acetals and aldehydes

被引:51
作者
Derien, S [1 ]
Jan, D [1 ]
Dixneuf, PH [1 ]
机构
[1] UNIV RENNES 1,LAB CHIM COORDINAT CATALYSE,URA CNRS 415,F-35042 RENNES,FRANCE
关键词
D O I
10.1016/0040-4020(96)00185-8
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
gamma,delta-Unsaturated acetals and aldehydes have been obtained via a new ruthenium-catalysed coupling of allyl alcohol with alkynes. The branched isomer is regioselectively formed. Comparative studies of catalyst precursors have shown that (C(5)Me(5))Ru(IV) derivatives favours the formation of acetals and that, with (C(5)Me(5))Ru(II) moieties, the reaction can be carried out either in water or without solvent at room temperature. Copyright (C) 1996 Elsevier Science Ltd
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页码:5511 / 5524
页数:14
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