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Product Name: Pyrazole
Synonyms: 1H-Pyrazol;1H-PYRAZOLE;1,2-DIAZOL;1,2-DIAZOLE;PYRAZOLE;PYRAZOL;Pyrazole(Rri124)~99%;Pyrrazole
CAS: 288-13-1
MF: C3H4N2
MW: 68.08
EINECS: 206-017-1
Product Categories: Imidazoles, Pyrroles, Pyrazoles, Pyrrolidines;Pyrazole;Building Blocks;C3 to C5;Chemical Synthesis;Heterocyclic Building Blocks;Pyrazoles
Mol File: 288-13-1.mol
Pyrazole Structure
Pyrazole Chemical Properties
mp  67-70 °C(lit.)
bp  186-188 °C(lit.)
Fp  186-188°C
Water Solubility  SOLUBLE
Sensitive  Hygroscopic
Merck  14,7960
BRN  103775
CAS DataBase Reference 288-13-1(CAS DataBase Reference)
NIST Chemistry Reference 1H-Pyrazole(288-13-1)
EPA Substance Registry System 1H-Pyrazole(288-13-1)
Safety Information
Hazard Codes  Xn
Risk Statements  22-36/37/38-52-20/21/22
Safety Statements  26-36/37-61-37/39-36
RIDADR  2811
WGK Germany  1
RTECS  UQ4900000
HazardClass  6.1(b)
PackingGroup  III
HS Code  29331990
MSDS Information
Provider Language
1H-Pyrazole English
ACROS English
SigmaAldrich English
ALFA English
Pyrazole Usage And Synthesis
Chemical Properties white to yellow crystals or crystalline powder
Usage Used as a ligand to prepare organometallic compounds.1,2
Pyrazole Preparation Products And Raw materials
Preparation Products 1-(1H-pyrazol-1-yl)propan-2-amine-->Fipronil-->Fenpyroximate-->2-(1H-PYRAZOL-1-YL)BENZOIC ACID-->3-(1H-PYRAZOL-1-YL)BENZALDEHYDE-->3-(1H-PYRAZOL-3-YL)BENZOIC ACID-->Pyrazole-3-boronic acid-->4-Pyrazol-1-yl-benzaldehyde-->5-Chloromethyl-2-(pyrazol-1-yl)pyridine-->4-PYRAZOLECARBOXYLIC ACID-->[6-(1H-PYRAZOL-1-YL)PYRIDIN-3-YL]METHYLAMINE-->6-(1H-PYRAZOL-1-YL)NICOTINONITRILE-->(6-(1H-Pyrazol-1-yl)pyridin-3-yl)methanol-->3-(1H-PYRAZOL-1-YL)ANILINE-->Pyraclofos-->N-METHYL-6-(1H-PYRAZOL-1-YL)NICOTINAMIDE-->6-(1H-PYRAZOL-1-YL)NICOTINIC ACID-->4-(1H-PYRAZOL-1-YL)PHENYL ISOTHIOCYANATE-->3-Phenyl-1H-pyrazole-->2-BROMO-6-(1H-PYRAZOL-1-YL)PYRIDINE-->Metazachlor-->Climbazole-->Methyl 6-(1H-pyrazol-1-yl)pyridine-3-carboxylate-->5-Amino-3-cyano-1-(2,6-dichloro-4-trifluoromethylphenyl)pyrazole
Raw materials 5-Methyl-2-phenyl-1,2-dihydropyrazol-3-one