Studies on 3,5-Diamino Pyrazoles: Chemical Behavior of 4-Phenylazo-3,5-diaminopyrazoles-Reference-Cited by-同舟云学术

Studies on 3,5-Diamino Pyrazoles: Chemical Behavior of 4-Phenylazo-3,5-diaminopyrazoles

Published:1977-03-01 Issue:3 Volume:32 Page:307-310
ISSN:1865-7117
Container-title:Zeitschrift für Naturforschung B
language:en
Short-container-title:

Author:

Elnagdi Mohamed Hilmy¹,Kandeel Ezzat Mohamed¹,Elmoghayar Mohamed Rifaat Hamza¹

Affiliation:

1. Department of Chemistry, Faculty of Science, Cairo University, Giza, Mansoura University at Elmansoura, A. R. Egypt

Abstract

The behaviour of 3,5-diamino-4-phenylazopyrazole (1) toward isothiocyanates, acrylonitrile and ethyl ethoxymethylenecyanoacetate is investigated. An improved synthesis of 4-unsubstituted-3,5-diaminopyrazoles by an arylazo removal reaction is also reported.

Publisher

Walter de Gruyter GmbH

Subject

General Chemistry

Link

https://www.degruyter.com/document/doi/10.1515/znb-1977-0315/pdf

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