This chemical is called Ethyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate, and its CAS registry number is 195062-62-5. With the molecular formula of C₁₅H₂₁BO₄, its molecular weight is 276.14. In addition, this chemical should be sealed at the temperature below 4°C, away from the oxides. If you use this chemical, please avoid contacting with skin and eyes.

Other characteristics of the Ethyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate can be summarised as followings: (1)#H bond acceptors: 4; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 4; (4)Polar Surface Area: 44.76 Å²; (5)Index of Refraction: 1.497; (6)Molar Refractivity: 75.2 cm³; (7)Molar Volume: 256.9 cm³; (8)Polarizability: 29.81×10^-24cm³; (9)Surface Tension: 35.1 dyne/cm; (10)Density: 1.07 g/cm³; (11)Flash Point: 177.7 °C; (12)Enthalpy of Vaporization: 61.71 kJ/mol; (13)Boiling Point: 370.2 °C at 760 mmHg; (14)Vapour Pressure: 1.12E-05 mmHg at 25°C.

You can still convert the following datas into molecular structure:
1.SMILES: O=C(OCC)c2ccc(B1OC(C)(C)C(O1)(C)C)cc2
2.InChI: InChI=1/C15H21BO4/c1-6-18-13(17)11-7-9-12(10-8-11)16-19-14(2,3)15(4,5)20-16/h7-10H,6H2,1-5H3
3.InChIKey: NCVIYKCFTYSAGN-UHFFFAOYAK