1H-Pyrazole-3-carbaldehyde

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Names

[ CAS No. ]:
3920-50-1

[ Name ]:
1H-Pyrazole-3-carbaldehyde

[Synonym ]:
3-Formylpyrazole
T5MNJ CVH
1H-Pyrazole-5-carbaldehyde
3-Pyrazolecarboxaldehyde
MFCD06657574
1H-Pyrazole-3(5)-carboxaldehyde
1H-Pyrazole-5-carboxaldehyde
1H-Pyrazole-3-carbaldehyde

Chemical & Physical Properties

[ Density]:
1.323

[ Boiling Point ]:
300.0±13.0 °C at 760 mmHg

[ Melting Point ]:
149.0 to 153.0 °C

[ Molecular Formula ]:
C4H4N2O

[ Molecular Weight ]:
96.087

[ Flash Point ]:
139.7±26.3 °C

[ Exact Mass ]:
96.032364

[ PSA ]:
45.75000

[ LogP ]:
-0.46

[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C

[ Index of Refraction ]:
1.620

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi,Xn

[ Risk Phrases ]:
R22-37/38-41

[ Safety Phrases ]:
S26-36/39

[ WGK Germany ]:
3.0

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-(Dimethoxymethyl)-1H-pyrazole
  • diazomethane
  • Propynal

DownStream

  • 3-(Dimethoxymethyl)-1H-pyrazole
  • 1-Allyl-1H-pyrazole-3-carbaldehyde

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

  • 1H-PYRAZOLE-3-CARBALDEHYDE
  • 1H-Pyrazole-3-carbaldehyde
  • Benzyl-1H-pyrazole-3-carbaldehyde
  • 1-Allyl-1H-pyrazole-3-carbaldehyde
  • 5-ethyl-1H-pyrazole-3-carbaldehyde
  • 5-bromo-1H-pyrazole-3-carbaldehyde
  • 4-{1-[6-(Methylsulfanyl)pyridine-3-carbonyl]-1,2,3,6-tetrahydropyridin-4-yl}phenol
  • N-methyl-2-(2-phenylethenesulfonyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxamide
  • N-[2,3-bis(trifluoromethyl)cyclopropyl]but-2-ynamide
  • N-({3-[(dimethylamino)methyl]phenyl}methyl)prop-2-enamide
  • (2E)-N-benzyl-N-(cyanomethyl)-4-(dimethylamino)but-2-enamide
  • (2E)-4-(dimethylamino)-N-[1-(5-methyl-1,3-oxazol-2-yl)ethyl]but-2-enamide
  • (2E)-N-{[2-chloro-6-(4-methylpiperazin-1-yl)phenyl]methyl}-4-(dimethylamino)but-2-enamide
  • methyl (2E)-4-[5-(methoxymethyl)-4,6,12-triazatricyclo[7.2.1.0,2,7]dodeca-2(7),3,5-trien-12-yl]-4-oxobut-2-enoate
  • N-(2,2-dimethylpropyl)-N-({3-[(1H-imidazol-1-yl)methyl]phenyl}methyl)prop-2-enamide
  • N-[3,3-dimethyl-2-(methylsulfanyl)butyl]-4-phenyl-1-(prop-2-enoyl)piperidine-4-carboxamide
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