pyrazole 68.03745 chebi_ontology 68.077 0 Pyrazol PMID:24816008 Wikipedia:Pyrazole CHEBI:14973 A monocyclic heteroarene that is a five-membered organic heterocycle containing two nitrogen atoms at positions 1 and 2. pyrazole C3H4N2 pyrazoles mancude organic heteromonocyclic parent pyrazolide