One-pot desilylation/dimerization of ethynyl- and butadiynyltrimethylsilanes. Synthesis of tetrayne-linked dehydrobenzoannulenes.

被引:68
作者
Haley, MM
Bell, ML
Brand, SC
Kimball, DB
Pak, JJ
Wan, WB
机构
[1] Department of Chemistry, University of Oregon, Eugene
基金
美国国家科学基金会;
关键词
D O I
10.1016/S0040-4039(97)01796-6
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Addition of K2CO3 to standard Eglinton coupling conditions effects a one-pot desilylation/dimerization reaction of alkynyltrimethylsilanes. Use of this procedure on substituted phenylbutadiynylsilanes ultimately leads to the formation of dehydrobenzoannulenes possessing an unprecedented number of acetylene linkers. (C) 1997 Elsevier Science Ltd.
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页码:7483 / 7486
页数:4
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