Studies on Condensed Pyrazoles. A New Route for Synthesis of Pyrazolo[4,3-c]pyrazoles
Open Access
- 1 August 1989
- journal article
- research article
- Published by Walter de Gruyter GmbH in Zeitschrift für Naturforschung B
- Vol. 44 (8) , 951-954
- https://doi.org/10.1515/znb-1989-0816
Abstract
A novel synthesis of pyrazolo[4,3-c]pyrazoles via 1,5-dipolar cyclization of products of coupling of 2,3-dimethyl-1-phenyl-5-oxo-3-pyrazolin-4-diazonium chloride with active methylene reagents is reported.This publication has 2 references indexed in Scilit:
- Synthesis of New 3‐(Pyridin‐6‐yl)pyrazolo[1,5‐a]pyrimidinesArchiv der Pharmazie, 1987
- Reactions with heterocyclic diazonium salts: novel synthesis of pyrazolo[4,3-c]pyridazines and of pyrazolo[4,3-c]pyrazolesJournal of the Chemical Society, Perkin Transactions 1, 1982