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936250-20-3

936250-20-3 structure
936250-20-3 structure
  • Name: 3-Methyl-1H-pyrazole-4-boronic acid pinacol ester
  • Chemical Name: 3-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
  • CAS Number: 936250-20-3
  • Molecular Formula: C10H17BN2O2
  • Molecular Weight: 208.065
  • Create Date: 2019-01-18 19:59:36
  • Modify Date: 2024-04-04 21:13:46

Name 3-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
Synonyms 5-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
3-Methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole
1H-Pyrazole, 3-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
3-Methyl-1H-pyrazole-4-boronic acid pinacol ester
Density 1.1±0.1 g/cm3
Boiling Point 350.3±30.0 °C at 760 mmHg
Melting Point 129-134ºC
Molecular Formula C10H17BN2O2
Molecular Weight 208.065
Flash Point 165.6±24.6 °C
Exact Mass 208.138306
PSA 47.14000
LogP 1.01730
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.488
Storage condition 2~8℃
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26
HS Code 2934999090

~50%

936250-20-3 structure

936250-20-3

Literature: SIGNAL PHARMACEUTICALS, LLC Patent: WO2008/51493 A2, 2008 ; Location in patent: Page/Page column 181 ;

~38%

936250-20-3 structure

936250-20-3

Literature: Larsen, Matthew A.; Hartwig, John F. Journal of the American Chemical Society, 2014 , vol. 136, # 11 p. 4287 - 4299
HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%