Three-component coupling using arynes and DMF: straightforward access to coumarins via ortho-quinone methides

被引：103
|
作者：
Yoshida, Hiroto [1 ]
Ito, Yu [1 ]
Ohshita, Joji [1 ]
机构：
[1] Hiroshima Univ, Dept Appl Chem, Grad Sch Engn, Higashihiroshima 7398527, Japan
来源：
CHEMICAL COMMUNICATIONS | 2011年 / 47卷 / 30期
关键词：
CARBON SIGMA-BONDS; CATALYZED HYDROARYLATION; KNOEVENAGEL CONDENSATION; IONIC LIQUID; INSERTION; CHEMISTRY; SKELETONS; ALDEHYDES; BENZYNE; ACIDS;
D O I：
10.1039/c1cc11955a
中图分类号：
O6 [化学];
学科分类号：
0703 ;
摘要：
ortho-Quinone methides, arising from a formal [2 + 2] cycloaddition between arynes and DMF, were found to facilely undergo a [4 + 2] cycloaddition with ester enolates or ketenimine anions to produce diverse coumarins in a straightforward manner.
引用
收藏
页码：8512 / 8514
页数：3
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