1-Methylpyrazole

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Names

[ CAS No. ]:
930-36-9

[ Name ]:
1-Methylpyrazole

[Synonym ]:
1-METHYPYRAZOLE
Pyrazole,1-methyl
1-Methyl-1H-pyrazole
1-Methylpyrazole
methylpyrazole
1-Methyl Pyrazole
1-METHYLPYRAZOLE FOR SYNTHESIS
MFCD00144943
1-METHYL-PYRAZOLE
1-Methylpyrazol
N-METHYLPYRAZOLE
1H-Pyrazole,1-methyl

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
127.0±0.0 °C at 760 mmHg

[ Molecular Formula ]:
C4H6N2

[ Molecular Weight ]:
82.104

[ Flash Point ]:
26.2±18.7 °C

[ Exact Mass ]:
82.053101

[ PSA ]:
17.82000

[ LogP ]:
0.17

[ Vapour Pressure ]:
13.8±0.2 mmHg at 25°C

[ Index of Refraction ]:
1.525

[ Storage condition ]:
Flammables area

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H226-H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R10;R36/37/38

[ Safety Phrases ]:
S26-S37/39-S16

[ RIDADR ]:
UN 1993 3/PG 3

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ Hazard Class ]:
3

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Pyrazole
  • Chloromethane
  • Ethyl iodide
  • methyl iodide
  • Dimethyl sulfate
  • Dimethyl Carbonate
  • Methanol
  • 1,1,3,3-Tetramethoxypropane
  • 1-METHYL-5-TRIMETHYLSILANYL-1H-PYRAZOLE
  • Butyraldehyde

DownStream

  • 4-Iodo-1-methyl-1H-pyrazole
  • 3,4-diiodo-1-methylpyrazole
  • 4-Chloro-1-methyl-1H-pyrazole
  • 5-Iodo-1-methyl-1H-pyrazole
  • 1-(1-Methyl-1H-pyrazol-4-yl)ethanone
  • 4-(1-Methyl-1H-pyrazol-5-yl)benzaldehyde
  • 4-(1-METHYL-1H-PYRAZOL-4-YL)BENZALDEHYDE
  • Pyrrole-2-carbonitrile

Customs

[ HS Code ]: 2933199090

[ Summary ]:
2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 6-fluoro-3-propan-2-yl-2-sulfanylidene-1H-quinazolin-4-one
  • 1-(Azepan-1-yl)-2-({11-methyl-8-thia-4,6-diazatricyclo[7.4.0.0^{2,7}]trideca-1(9),2(7),3,5-tetraen-3-yl}sulfanyl)ethan-1-one
  • 9,10-dioxo-N-(pyridin-3-ylmethyl)-9,10-dihydroanthracene-2-sulfonamide
  • [(2-oxo-2,3-dihydro-1H-1,3-benzodiazol-5-yl)carbamoyl]methyl 2-chloropyridine-3-carboxylate
  • 5-[(Tert-butyl)sulfonyl]-2-pyridylamine
  • N-(1-ethyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide
  • N-[4-(4-iodophenyl)-1,3-thiazol-2-yl]-4-[methyl(phenyl)sulfamoyl]benzamide
  • ethyl 5-[(chloroacetyl)amino]-1-phenyl-1H-pyrazole-4-carboxylate
  • N1-cyclopropyl-N2-(3-nitrophenyl)oxalamide
  • Robustone methyl ether
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