Synthesis of silafluorenes by iridium-catalyzed [2+2+2] cycloaddition of silicon-bridged diynes with alkynes

被引：117

作者：

Matsuda, Takanori ^{[1
]}

Kadowaki, Sho ^{[1
]}

Goya, Tsuyoshi ^{[1
]}

Murakami, Masahiro ^{[1
]}

机构：

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

来源：

ORGANIC LETTERS | 2007年 / 9卷 / 01期

关键词：

D O I：

10.1021/ol062732n

中图分类号：

O62 [有机化学];

学科分类号：

070303 ; 081704 ;

摘要：

Silicon-bridged 1,6-diynes underwent [2 + 2 + 2] cycloaddition with alkynes in the presence of an iridium(I)-phosphine catalyst to afford densely substituted silafluorene derivatives. Extended silafluorene skeletons were constructed by the [2 + 2 + 2] cycloaddition of tetraynes.

引用

页码：133 / 136

页数：4

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