Studies on Condensed Pyrazoles. A New Route for Synthesis of Pyrazolo[4,3-c]pyrazoles-Reference-Cited by-同舟云学术

Studies on Condensed Pyrazoles. A New Route for Synthesis of Pyrazolo[4,3-c]pyrazoles

Published:1989-08-01 Issue:8 Volume:44 Page:951-954
ISSN:1865-7117
Container-title:Zeitschrift für Naturforschung B
language:en
Short-container-title:

Author:

Elnagdi Mohamed Hilmy¹,Elghandour Ahmed Hafez Hussien¹,Sadek Kamal Usef¹,Ramiz Mahmoud Mohamed Mahfouz²

Affiliation:

1. Chemistry Department, Faculty of Science, Cairo University, and Minia University, A. R. Egypt

2. Faculty of Electronic Engineering, Menoufia University Menouf, A. R. Egypt

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.

Publisher

Walter de Gruyter GmbH

Subject

General Chemistry

Link

https://www.degruyter.com/document/doi/10.1515/znb-1989-0816/pdf

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