3-Methylpyrazole

3-Methylpyrazole Basic information

Description Reference

Product Name:	3-Methylpyrazole
Synonyms:	AKOS B022230;AKOS PAO-1147;ART-CHEM-BB B022230;3-METHYL-1H-PYRAZOLE;3-METHYL-1,2-DIAZOLE;3-METHYLPYRAZOLE;1H-Pyrazole, 3-methyl-;3(5)-methylpyrazole
CAS:	1453-58-3
MF:	C4H6N2
MW:	82.1
EINECS:	215-925-7
Product Categories:	Inhibitors;Heterocyclic Building Blocks;Heterocycles;Imidazoles, Pyrroles, Pyrazoles, Pyrrolidines;Building Blocks;Pyrazoles;bc0001
Mol File:	1453-58-3.mol

3-Methylpyrazole Chemical Properties

Melting point	36.5°C
Boiling point	204 °C (lit.)
density	1.02 g/mL at 25 °C (lit.)
vapor pressure	1.82hPa at 20℃
refractive index	n20/D 1.495(lit.)
Fp	200 °F
storage temp.	Inert atmosphere,Room Temperature
solubility	DMSO (Sparingly), Methanol (Sparingly)
pKa	14.56±0.10(Predicted)
form	Liquid
color	Clear light yellow
Water Solubility	miscible
BRN	1454
InChIKey	XKVUYEYANWFIJX-UHFFFAOYSA-N
LogP	0.475 at 25℃
CAS DataBase Reference	1453-58-3(CAS DataBase Reference)
NIST Chemistry Reference	3(5)-methylpyrazole(1453-58-3)
EPA Substance Registry System	3-Methylpyrazole (1453-58-3)

Safety Information

Hazard Codes	Xn,C
Risk Statements	22-36/37/38-68-34
Safety Statements	26-36-24/25
RIDADR	2810
WGK Germany	3
RTECS	UQ7340000
F	10
HazardClass	6.1(b)
PackingGroup	III
HS Code	29331990

MSDS Information

Provider	Language
3-Methylpyrazole	English
SigmaAldrich	English
ACROS	English
ALFA	English

3-Methylpyrazole Usage And Synthesis

Description	3-methyl-pyrazole can be used as an additive in the MTO-catalyzed epoxidation of alkenes.
Reference	Jan-Erling Eäckwall, Modern Oxidation Methods, 2010, ISBN 978-3-527-32320-3
Chemical Properties	clear light yellow liquid
Uses	Its application as nitrification inhibitor of nitrogen fertilizers
Flammability and Explosibility	Nonflammable

3-Methylpyrazole Preparation Products And Raw materials

Raw materials	3-HYDROXYBUTYRONITRILE-->3-Butyn-2-ol
Preparation Products	1-(1-METHYL-1H-PYRAZOL-3-YL)METHANAMINE-->Antipyrine-->ACID YELLOW 17-->Mordant Red 7-->4-IODO-1 H-PYRAZOLE-3-CARBOXYLIC ACID-->4-CHLORO-1H-PYRAZOLE-3-CARBOXYLIC ACID-->1-Ethyl-3-methylpyrazole-->4-CHLORO-3-METHYL-1H-PYRAZOLE-->4-BROMO-1H-PYRAZOLE-3-CARBOXYLIC ACID-->4-Chloro-3-Methyl-1H-pyrazole

ACID YELLOW 40 ACID ORANGE 63 5-Methyl-1H-benzotriazole ACID ORANGE 74 4,5-DIHYDRO-3-(4-PYRIDINYL)-2H-BENZ(G)-INDAZOLE, 99 3,5-Dimethylpyrazole 3,5-DIMETHYLPYRAZOLE-1-CARBOXAMIDE ACID YELLOW 11 3-Methylpyrazole Pyraclostrobin 4-Bromo-3,5-dimethylpyrazole ACID RED 183 Mordant Red 7 3-METHYL-1-PHENYLPYRAZOLE ACID YELLOW 25 Zolpidem tartrate 4-Bromo-3-methylpyrazole 3,5-PYRAZOLEDICARBOXYLIC ACID

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