CAS: 288-13-1 Molecular Formula: C3H4N2 Molecular Weight (g/mol): 68.079 MDL Number: MFCD00005234 InChI Key: WTKZEGDFNFYCGP-UHFFFAOYSA-N Synonym: pyrazole,1,2-diazole,1h-pyrazol,pyrazol,unii-3qd5kjz7zj,3qd5kjz7zj,diazole,hpz,1-h-pyrazole,pyrazol#1 PubChem CID: 1048 ChEBI: CHEBI:17241 IUPAC Name: 1H-pyrazole SMILES: C1=CNN=C1