A direct entry to bicyclic cyclobutenes via platinum-catalyzed cycloisomerization of allenynes

被引：47

作者：

Matsuda, T ^{[1
]}

Kadowaki, S ^{[1
]}

Goya, T ^{[1
]}

Murakami, M ^{[1
]}

机构：

[1] Kyoto Univ, Dept Synth Chem & Biol Chem, Kyoto 6158510, Japan

来源：

SYNLETT | 2006年 / 04期

关键词：

alkynes; allenes; cyclobutenes; cyclizations; platinum;

D O I：

10.1055/s-2006-932482

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Allenynes underwent cycloisomerization in the presence of a catalytic amount of platinum(II) chloride at 80 degrees C to give bicyclic cyclobutenes. A mechanism involving non-classical carbocationic intermediates was proposed for the formation of cyclobutenes.

引用

页码：575 / 578

页数：4

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