1,3-Dimethyl-5-pyrazolone

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Names

[ CAS No. ]:
2749-59-9

[ Name ]:
1,3-Dimethyl-5-pyrazolone

[Synonym ]:
1,3-dimethyl-5-pyrazolone(DMP)
2,5-dimethyl-4H-pyrazol-3-one
2,4-dihydro-2,5-dimethyl-3H-pyrazol-3-one
2,5-Dimethyl-2,4-dihydro-3H-pyrazol-3-one
1,3-dimethyl-4,5-dihydro-1H-pyrazol-5(4H)-one
T5NNV DHJ B1 E1
1,3-Dimethyl-5-pyraz
1,3-Dimethylpyrazol-5-one
1,3-dimethyl-2-pyrazolin-5-one
EINECS 220-389-2
3H-Pyrazol-3-one, 2,4-dihydro-2,5-dimethyl-
1,3-diMethyl-5-pyrozolone
1,3-Dimethyl-1H-pyrazol-5(4H)-one
1,3-dimethyl-4,5-dihydro-1H-pyrazol-5-one
1,3-Dimethyl-5-pyrazolone
1,3-DIMETHYLPYRAZOLONE
2,5-dimethyl-2,4-dihydropyrazol-3-one
1,3-dimethyl-1H-pyrazol-5(4H)-one61
MFCD00067008
2-Pyrazolin-5-one, 1,3-dimethyl-
1,3-Dimethyl-5-pyrazolinone

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
151.7±23.0 °C at 760 mmHg

[ Melting Point ]:
117°C

[ Molecular Formula ]:
C5H8N2O

[ Molecular Weight ]:
112.130

[ Flash Point ]:
45.5±22.6 °C

[ Exact Mass ]:
112.063660

[ PSA ]:
32.67000

[ LogP ]:
-0.44

[ Vapour Pressure ]:
3.6±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.554

[ Storage condition ]:
Refrigerator

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36/37/39

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl acetoacetate
  • monomethylhydrazine
  • Methylhydrazine sulfate
  • Ethyl (2Z)-3-(1-pyrrolidinyl)-2-butenoate
  • Ethyl 3-anilinocrotonate
  • Ethyl (2Z)-3-amino-2-butenoate

DownStream

  • 1,3-DIMETHYL-5-[3-(TRIFLUOROMETHYL)PHENOXY]-1H-PYRAZOLE-4-CARBALDEHYDE
  • 5-(4-CHLOROPHENOXY)-1,3-DIMETHYL-1H-PYRAZOLE-4-CARBALDEHYDE
  • 1H-Pyrazole-4-carbonylchloride,5-chloro-1,3-dimethyl-(9CI)
  • 5-Chloro-1,3-dimethyl pyrazole-4-aldehyde
  • 5-CHLORO-1,3-DIMETHYL-1H-PYRAZOLE-4-CARBOXYLIC ACID
  • 1,3-Dimethyl-pyrazole-4-carboxylic acid
  • Ethyl 1,3-dimethyl-1H-pyrazole-4-carboxylate
  • 1,3-Dimethylpyrazole
  • 1,3-DIMETHYL-5-PHENOXY-1H-PYRAZOLE-4-CARBALDEHYDE
  • Fenpyroximate

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

  • 1,3-dimethyl-4-benzoyl-5-pyrazolone
  • 1,3-dimethyl-5-[(4-nitrophenyl)diazenyl]-1,3-diazinane-2,4,6-trione
  • 1,3-dimethyl-5-(nitromethyl)benzene
  • 1,3-dimethyl-5-(methylamino)pyrido[4,3-d]pyrimidine-2,4-dione
  • 1,3-dimethyl-5-(4-methylphenyl)-6-(pyridin-3-ylmethyl)pyrrolo[3,4-d]pyrimidine-2,4-dione
  • 1,3-dimethyl-5-(trifluoromethyl)benzene