Bronsted acid-catalyzed synthesis of carbazoles from 2-substituted indoles

被引:8
|
作者
Li, Qingjiang [1 ,2 ]
Peng, Xiao-Shui [1 ,2 ,3 ,4 ]
Wong, Henry N. C. [1 ,2 ,3 ,4 ]
机构
[1] Chinese Univ Hong Kong, Ctr Novel Funct Mol, Dept Chem, Shatin, Hong Kong, Peoples R China
[2] Chinese Univ Hong Kong, State Key Lab Synthet Chem, Shatin, Hong Kong, Peoples R China
[3] Chinese Univ Hong Kong, Shenzhen Municipal Key Lab Chem Synth Med Organ M, Shenzhen 518507, Peoples R China
[4] Chinese Univ Hong Kong, Shenzhen Ctr Novel Funct Mol, Shenzhen Res Inst, Shenzhen 518507, Peoples R China
来源
ORGANIC CHEMISTRY FRONTIERS | 2014年 / 1卷 / 10期
基金
中国国家自然科学基金;
关键词
1ST TOTAL-SYNTHESIS; DOUBLE N-ARYLATION; TRANSITION-METAL-COMPLEXES; ORGANIC-SYNTHESIS; CLAUSINE-L; BISCARBAZOLE ALKALOIDS; CONSECUTIVE AMINATION; MEDIATED SYNTHESIS; PRIMARY AMINES; BOND FORMATION;
D O I
10.1039/c4qo00242c
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A simple and efficient method for the synthesis of disubstituted carbazoles has been developed. In this approach, carbazoles are synthesized from o-haloanilines and terminal alkynes using a two-step strategy, namely, Sonogashira coupling and intramolecular cyclization to provide indoles, which are followed by a p-TSA center dot H2O-catalyzed carbazole formation.
引用
收藏
页码:1197 / 1200
页数:4
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