Convenient one pot synthesis of 5-unsubstituted pyrazolo [3,4-<i>c</i>]isoquinolines
作者:Sergei L. Bogza、Anna A. Malienko、Sergei Y U. Sujkov、Igor F. Perepichka、Natalya M. Bogdan、Vladimir I. Dulenko、Konstantin I. Kobrakov、Martin R. Bryce
DOI:10.1002/jhet.5570380238
日期:2001.3
The convenient one pot synthesis of pyrazolo[3,4-c]isoquinolines 1 from 5-aminopyrazoles 2 and paraformaldehyde in formic or trifluoroacetic acids is described.