1H-Pyrazol-1-ol

Names

[ CAS No. ]:
81945-73-5

[ Name ]:
1H-Pyrazol-1-ol

[Synonym ]:
1-hydroxy-1,2-diazole
EINECS 257-808-3
hydroxypyrazole
1H-Pyrazole,1-hydroxy
1H-Pyrazol-1-ol
N-hydroxypyrazole
1H-Pyrazole, 1-hydroxy-
1-hydroxy-1H-pyrazole

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
242.3±23.0 °C at 760 mmHg

[ Molecular Formula ]:
C₃H₄N₂O

[ Molecular Weight ]:
84.077

[ Flash Point ]:
100.3±22.6 °C

[ Exact Mass ]:
84.032364

[ PSA ]:
38.05000

[ LogP ]:
0.24

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.588

Safety Information

[ HS Code ]:
2933199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%