Oxidative cyclization of amino alcohols catalyzed by a Cp*Ir complex. Synthesis of indoles, 1,2,3,4-tetrahydroquinolines, and 2,3,4,5-tetrahydro-1-benzazepine

被引:234
作者
Fujita, K [1 ]
Yamamoto, K
Yamaguchi, R
机构
[1] Kyoto Univ, Grad Sch Global Environm Studies, Dept Nat Resources, Kyoto 6068501, Japan
[2] Kyoto Univ, Grad Sch Human & Environm Studies, Kyoto 6068501, Japan
关键词
D O I
10.1021/ol026200s
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
[GRAPHICS] A new iridium-catalyzed oxidative cyclization of amino alcohols has been revealed. Indole derivatives are synthesized in good to excellent yields from 2-aminophenethyl alcohols by means of a [Cp(*)IrCl(2)](2)/K(2)CO(3) catalytic system. The present catalytic system is also effective for syntheses of 1,2,3,4-tetrahydroquinolines from 3-(2-aminophenyl)propanols and 2,3,4,5-tetrahydro-1-benzazepine from 4-(2-aminophenyl)butanol.
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页码:2691 / 2694
页数:4
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