1H-Pyrazol-4-ylboronic acid

Names

[ CAS No. ]:
763120-58-7

[ Name ]:
1H-Pyrazol-4-ylboronic acid

[Synonym ]:
Boronic acid, B-1H-pyrazol-4-yl-
1H-Pyrazol-4-ylboronic acid
1H-PYRAZOLE-4-BORONICACID

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
430.4±37.0 °C at 760 mmHg

[ Melting Point ]:
146-151ºC

[ Molecular Formula ]:
C₃H₅BN₂O₂

[ Molecular Weight ]:
111.895

[ Flash Point ]:
214.1±26.5 °C

[ Exact Mass ]:
112.044411

[ PSA ]:
69.14000

[ LogP ]:
-0.31

[ Vapour Pressure ]:
0.0±1.1 mmHg at 25°C

[ Index of Refraction ]:
1.543

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
22-36/37/39-26

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2933199090

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%