A facile route to pyrazolo[3,4-b]pyridines and [1]benzopyrano[4′,3′-e]pyrazolo[3,4-b]pyridines

被引：10
|
作者：
Sabitha, G [1 ]
Srividya, R [1 ]
Archana, B [1 ]
Yadav, JS [1 ]
机构：
[1] Indian Inst Chem Technol, Hyderabad 500007, Andhra Pradesh, India
来源：
SYNTHETIC COMMUNICATIONS | 1999年 / 29卷 / 04期
关键词：
D O I：
10.1080/00397919908085814
中图分类号：
O62 [有机化学];
学科分类号：
070303 ; 081704 ;
摘要：
A direct synthesis of pyrazolo[3,4-b]pyridines [5&6] and [1]benzopyrano[4',3 '-e]pyrazolo[3,4-b]pyridines (7) is described by Friedlander condensation. An alternative and a short route for the preparation of[1]benzopyrano[4',3'-e]pyrazolo[3,4-b]pyridines (7) is also reported.
引用
收藏
页码：655 / 665
页数：11
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