Dry reaction of indoles with carbonyl compounds on montmorillonite K10 clay: a mild, expedient synthesis of diindolylalkanes and vibrindole A

被引:205
作者
Chakrabarty, M
Ghosh, N
Basak, R
Harigaya, Y
机构
[1] Bose Inst, Dept Chem, Kolkata 700009, W Bengal, India
[2] Kitasato Univ, Sch Pharmaceut Sci, Minato Ku, Tokyo 108, Japan
关键词
diindolylalkanes; vibrindole A; green synthesis; clay;
D O I
10.1016/S0040-4039(02)00682-2
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Dry reaction of indoles 1a-c with aldehydes 2a-i. ketones 2j-o and an acetal 2p on M. K10 clay at room temperature furnished 3,3'-diindolylalkanes (DIAs: 3a-h, j-r). The novel formation of tris(3-indolyl)methane 4 from 2i through tandem reactions and of the DIAs 6 and 8 from 1d through Plancher rearrangements were also observed. (C) 2002 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:4075 / 4078
页数:4
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