3,5-dimethylpyrazole-4-boronic acid, pinacol ester
Suppliers
Names
[ CAS No. ]:
857530-80-4
[ Name ]:
3,5-dimethylpyrazole-4-boronic acid, pinacol ester
[Synonym ]:
3,5-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
1H-Pyrazole, 3,5-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
Chemical & Physical Properties
[ Density]:
1.1±0.1 g/cm3
[ Boiling Point ]:
364.5±42.0 °C at 760 mmHg
[ Melting Point ]:
163-168ºC(lit.)
[ Molecular Formula ]:
C11H19BN2O2
[ Molecular Weight ]:
222.092
[ Flash Point ]:
174.3±27.9 °C
[ Exact Mass ]:
222.153961
[ PSA ]:
47.14000
[ LogP ]:
1.32570
[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C
[ Index of Refraction ]:
1.488
[ Storage condition ]:
2-8°C
MSDS
Safety Information
[ Hazard Codes ]:
Xi: Irritant;
[ Risk Phrases ]:
R36/38
[ Safety Phrases ]:
26
[ WGK Germany ]:
3
[ HS Code ]:
2934999090
Synthetic Route
Customs
[ HS Code ]: 2934999090
[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%