The CAS register number of 1-Ethyl-1H-pyrazole-4-boronic acid pinacol ester is 847818-70-6. It also can be called as 1H-Pyrazole, 1-ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)- and the systematic name about this chemical is 1-ethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole. The molecular formula about this chemical is C₁₁H₁₉BN₂O₂ and the molecular weight is 222.0918.

Physical properties about 1-Ethyl-1H-pyrazole-4-boronic acid pinacol ester are: (1)#H bond acceptors: 4; (2)#Freely Rotating Bonds: 2; (3)Polar Surface Area: 36.28Ų; (4)Index of Refraction: 1.503; (5)Molar Refractivity: 62.9 cm³; (6)Molar Volume: 212.5 cm³; (7)Polarizability: 24.93x10^-24cm³; (8)Surface Tension: 32.2 dyne/cm; (9)Enthalpy of Vaporization: 54.2 kJ/mol; (10)Boiling Point: 322.6 °C at 760 mmHg; (11)Vapour Pressure: 0.000522 mmHg at 25°C.

You can still convert the following datas into molecular structure:
(1)SMILES: O1B(OC(C)(C)C1(C)C)c2cn(nc2)CC
(2)InChI: InChI=1/C11H19BN2O2/c1-6-14-8-9(7-13-14)12-15-10(2,3)11(4,5)16-12/h7-8H,6H2,1-5H3
(3)InChIKey: UGCRHVPUHAXAAE-UHFFFAOYAZ
(4)Std. InChI: InChI=1S/C11H19BN2O2/c1-6-14-8-9(7-13-14)12-15-10(2,3)11(4,5)16-12/h7-8H,6H2,1-5H3
(5)Std. InChIKey: UGCRHVPUHAXAAE-UHFFFAOYSA-N