A convenient synthesis of 2-aryl substituted benzo[f][1,2,4]triazolo[1,5-a]azepine derivatives

被引:0
|
作者
Meng, Qing Qing [1 ]
Bai, He Xiang [1 ]
Li, Feng [1 ]
Wang, Quan Rui [1 ]
Tao, Feng Gang [1 ]
机构
[1] Fudan Univ, Dept Chem, Shanghai 200433, Peoples R China
基金
中国国家自然科学基金;
关键词
benzotriazoloazerpine; nitriles; 1,3-dipolar cycloaddition; ring expansion;
D O I
10.1016/j.cclet.2007.05.005
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A convenient synthetic pathway to 2-aryl-5,6-dihydro-4H-benzoV][1,2,4]triazolo[1,5-a]azepine derivatives 7 was developed. The synthesis was based on the cycloaddition of the 1,2,3,4-tetrahydronaphthalene u-acetoxy azo compounds 3 with Ar-CN in the presence of AICl(3) and the consecutive ring enlargement. (C) 2007 Quan Rui Wang. Published by Elsevier B.V. on behalf of Chinese Chemical Society. All rights reserved.
引用
收藏
页码:785 / 787
页数:3
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