1-(4-Chlorophenyl)-1H-pyrazol-3-ol

Names

[ Name ]:
1-(4-Chlorophenyl)-1H-pyrazol-3-ol

[Synonym ]:
2-(4-chlorophenyl)-1H-pyrazol-5-one
1-(4-Chlorophenyl)-1,2-dihydro-3H-pyrazol-3-one
3H-Pyrazol-3-one, 1-(4-chlorophenyl)-1,2-dihydro-

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
335.8±22.0 °C at 760 mmHg

[ Melting Point ]:
190-192ºC

[ Molecular Formula ]:
C₉H₇ClN₂O

[ Molecular Weight ]:
194.618

[ Flash Point ]:
156.9±22.3 °C

[ Exact Mass ]:
194.024689

[ PSA ]:
38.05000

[ LogP ]:
2.64

[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C

[ Index of Refraction ]:
1.641

Safety Information

[ Hazard Codes ]:
Xi

[ 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%