Pyrazole
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
288-13-1
Chemical name
Pyrazole
Molecular formula
C3H4N2
Molecular weight
68.08 g/mol
Synonyms
1,2-diazole; Pyrazol; 1H-pyrazol; diazole; Hpz; 2-Pyrromonazole; Pyrazole-; 3-pyrazole; PYRAZOLE [MI]; EC 206-017-1; s3093; Pyrazole, purum, >=98.0% (GC)
InChIKey
WTKZEGDFNFYCGP-UHFFFAOYSA-N
PubChem CID
1048
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H302, H315, H319, H335, H412
Catalog reference cue; confirm supplier documentation before use.
Melting Point
68.0 °C
Catalog reference value; verify against supplier SDS before use.
Boiling Point
187.0 °C
Catalog reference value; verify against supplier SDS before use.
Water Solubility
1.94e+4 mg/L
Catalog reference value; verify against supplier SDS before use.
pKa
2.48
Catalog reference value; verify against supplier SDS before use.
Vapor Pressure
Estimated value, unit not specified
Catalog reference value; verify against supplier SDS before use.
XLogP
0.3
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.