Convenient one pot synthesis of 5-unsubstituted pyrazolo [3,4-c]isoquinolines

✍ Scribed by 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

• Book ID: 102345151
• Publisher: Journal of Heterocyclic Chemistry
• Year: 2001
• Tongue: English
• Weight: 39 KB
• Volume: 38
• Category: Article
• ISSN: 0022-152X
• DOI: 10.1002/jhet.5570380238

✦ Synopsis

Abstract

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.