User Survey : Help improve ChEBI - please click here to take part in our quick User Survey.

CHEBI:17241 - 1H-pyrazole

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name 1H-pyrazole
ChEBI ID CHEBI:17241
ChEBI ASCII Name 1H-pyrazole
Definition The 1H-tautomer of pyrazole.
Stars This entity has been manually annotated by the ChEBI Team.
Secondary ChEBI IDs CHEBI:26408, CHEBI:45151, CHEBI:8658
Supplier Information
Save molfile Download Molfile
more structures >>
Formula C3H4N2
Net Charge 0
Average Mass 68.07734
Monoisotopic Mass 68.037
InChI InChI=1S/C3H4N2/c1-2-4-5-3-1/h1-3H,(H,4,5)
InChIKey WTKZEGDFNFYCGP-UHFFFAOYSA-N
SMILES c1cn[nH]c1
ChEBI Ontology
Outgoing 1H-pyrazole (CHEBI:17241) is a pyrazole (CHEBI:14973)
1H-pyrazole (CHEBI:17241) is conjugate acid of pyrazol-1-ide (CHEBI:30367)
1H-pyrazole (CHEBI:17241) is conjugate base of pyrazolium (CHEBI:33140)
1H-pyrazole (CHEBI:17241) is tautomer of 3H-pyrazole (CHEBI:38595)
1H-pyrazole (CHEBI:17241) is tautomer of 4H-pyrazole (CHEBI:38599)
Incoming 1-phenylpyrazole (CHEBI:38879) has parent hydride 1H-pyrazole (CHEBI:17241)
3-methyl-pyrazole-4-carboxylic acid (CHEBI:74742) has parent hydride 1H-pyrazole (CHEBI:17241)
4-methyl-pyrazole-3-carboxylic acid (CHEBI:74740) has parent hydride 1H-pyrazole (CHEBI:17241)
5-methyl-pyrazole-3-carboxylic acid (CHEBI:74739) has parent hydride 1H-pyrazole (CHEBI:17241)
fenpyroximate (CHEBI:5011) has parent hydride 1H-pyrazole (CHEBI:17241)
fomepizole (CHEBI:5141) has parent hydride 1H-pyrazole (CHEBI:17241)
pyrazolium (CHEBI:33140) is conjugate acid of 1H-pyrazole (CHEBI:17241)
pyrazol-1-ide (CHEBI:30367) is conjugate base of 1H-pyrazole (CHEBI:17241)
3H-pyrazole (CHEBI:38595) is tautomer of 1H-pyrazole (CHEBI:17241)
4H-pyrazole (CHEBI:38599) is tautomer of 1H-pyrazole (CHEBI:17241)
IUPAC Name
1H-pyrazole
Synonyms Sources
1,2-Diazole KEGG COMPOUND
1H-Pyrazol ChEBI
Hpz IUPAC
Pyrazole KEGG COMPOUND
PYRAZOLE PDBeChem
pyrazole UniProt
Database Links Databases
C00481 KEGG COMPOUND
DB02757 DrugBank
PZO PDBeChem
View more database links
Registry Numbers Types Sources
103775 Beilstein Registry Number Beilstein
103775 Reaxys Registry Number Reaxys
1360 Gmelin Registry Number Gmelin
288-13-1 CAS Registry Number KEGG COMPOUND
288-13-1 CAS Registry Number NIST Chemistry WebBook
288-13-1 CAS Registry Number ChemIDplus
Last Modified
15 July 2014