Basic information Safety Supplier Related

3-Methyl-2-pyrazolin-5-one

Basic information Safety Supplier Related

3-Methyl-2-pyrazolin-5-one Basic information

Product Name:
3-Methyl-2-pyrazolin-5-one
Synonyms:
  • 3-Methyl-4,5-dihydro-1H-pyrazole-5-one
  • 5-Methyl-2,4-dihydro-3H-pyrazole-3-one
  • 3-Methyl-2-pyrazolin-5-one,99%
  • 3-methyl pyrazole-5-one
  • 3-Methyl-5-pyrazolone, 99%, 99%
  • TIMTEC-BB SBB004372
  • 2-Pyrazolin-5-one, 3-methyl-
  • 3-methyl-2-pyrazolin-5-on
CAS:
108-26-9
MF:
C4H6N2O
MW:
98.1
EINECS:
203-565-3
Mol File:
108-26-9.mol
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3-Methyl-2-pyrazolin-5-one Chemical Properties

Melting point:
220-224 °C
Boiling point:
183.6°C (rough estimate)
Density 
1.1890 (rough estimate)
refractive index 
1.4327 (estimate)
solubility 
Slightly soluble in ethanol.
pka
13.10±0.40(Predicted)
CAS DataBase Reference
108-26-9(CAS DataBase Reference)
NIST Chemistry Reference
3H-pyrazol-3-one, 2,4-dihydro-5-methyl-(108-26-9)
EPA Substance Registry System
3H-Pyrazol-3-one, 2,4-dihydro-5-methyl- (108-26-9)
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Safety Information

Risk Statements 
36/37/38
Safety Statements 
24/25
WGK Germany 
3
RTECS 
UQ9451500
TSCA 
Yes
HS Code 
29331990

MSDS

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3-Methyl-2-pyrazolin-5-one Usage And Synthesis

Chemical Properties

3-Methyl-2-pyrazolin-5-one is yellowish powder

Uses

3-Methyl-2-pyrazolin-5-one is used as intermediate for the manufacture of dyestuffs as well as for agrochemicals.

3-Methyl-2-pyrazolin-5-oneSupplier

Creasyn Finechem(Tianjin) Co., Ltd.
Tel
022-83945878-
Email
export@creasyn.com
J & K SCIENTIFIC LTD.
Tel
010-82848833- ;010-82848833-
Email
jkinfo@jkchemical.com;market6@jkchemical.com
Alfa Aesar
Tel
400-610-6006; 021-67582000
Email
saleschina@alfa-asia.com
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386 / 800-988-0390
Email
Sales-CN@TCIchemicals.com
Energy Chemical
Tel
021-58432009-
Email
sales8178@energy-chemical.com