1,3-DiMethyl-1H-pyrazole-4-boronic acid pinacol ester

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Names

[ CAS No. ]:
1046832-21-6

[ Name ]:
1,3-DiMethyl-1H-pyrazole-4-boronic acid pinacol ester

[Synonym ]:
1,3-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole
1H-Pyrazole, 1,3-dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
1,3-Dimethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
1,3-DiMethyl-1H-pyrazole-4-boronic acid pinacol ester
(1,3-Dimethyl-1H-pyrazol-4-yl)boronic acid pinacol ester

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
322.3±30.0 °C at 760 mmHg

[ Melting Point ]:
75 °C

[ Molecular Formula ]:
C11H19BN2O2

[ Molecular Weight ]:
222.092

[ Flash Point ]:
148.7±24.6 °C

[ Exact Mass ]:
222.153961

[ PSA ]:
36.28000

[ LogP ]:
1.02770

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.504

MSDS

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Safety Information

[ Hazard Codes ]:
Xi

[ WGK Germany ]:
2.0

[ HS Code ]:
2933199090

Synthetic Route

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Precursor & DownStream

Precursor

  • AKOS B019512
  • Isopropoxyboronic acid pinacol ester
  • Bis(pinacolato)diboron
  • 3-Methyl-1H-pyrazole-4-boronic acid pinacol ester
  • methyl iodide

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%