4,5-Dihydro-1H-pyrazole

Names

[ CAS No. ]:
109-98-8

[ Name ]:
4,5-Dihydro-1H-pyrazole

[Synonym ]:
4,5-dihydro-1H-pyrazole
2-PYRAZOLINE
EINECS 203-725-2
MFCD00009248

Chemical & Physical Properties

[ Density]:
1.02 g/cm3

[ Boiling Point ]:
144ºC

[ Molecular Formula ]:
C₃H₆N₂

[ Molecular Weight ]:
70.09310

[ Exact Mass ]:
70.05310

[ PSA ]:
24.39000

MSDS

Click to get detail MSDS

Safety Information

[ Risk Phrases ]:
10

[ Safety Phrases ]:
16

[ RIDADR ]:
UN 1993

[ 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%