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Aminopyrazoles. IV . Pyrazol‐3‐ and 5‐amines from 2,3‐dihaloalkanenitriles or 3‐chloroacrylonitriles and hydrazines
Author(s) -
Ege Günter,
Franz Hermann
Publication year - 1982
Publication title -
journal of heterocyclic chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.321
H-Index - 59
eISSN - 1943-5193
pISSN - 0022-152X
DOI - 10.1002/jhet.5570190602
Subject(s) - chemistry , medicinal chemistry , hydrazine (antidepressant) , organic chemistry , chromatography
2,3‐Dihalopropanenitriles and substituted 3‐chloropropenenitriles react with hydrazines in basic solution to form either pyrazol‐3‐amines 4 or pyrazol‐5‐amines 5 or a mixture of both isomers.