The 4-Acetoxyphenylboronic acid pinacol ester, with the CAS registry number 480424-70-2, is also known as Phenol, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, acetate. It belongs to the product category of organic or inorganic borate. This chemical's molecular formula is C₁₄H₁₉BO₄ and molecular weight is 262.11. What's more, both its IUPAC name and systematic name are the same which is called [4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl] acetate. It should be stored in a cool, dry and well-ventilated place.

Physical properties about 4-Acetoxyphenylboronic acid pinacol ester are: (1)#H bond acceptors: 4; (2)#H bond donors: 0; (3)#Freely Rotating Bonds: 3; (4)Polar Surface Area: 44.76 Å²; (5)Index of Refraction: 1.498; (6)Molar Refractivity: 70.56 cm³; (7)Molar Volume: 240.6 cm³; (8)Surface Tension: 35 dyne/cm; (9)Density: 1.08 g/cm³; (10)Flash Point: 166.6 °C; (11)Enthalpy of Vaporization: 59.66 kJ/mol; (12)Boiling Point: 351.9 °C at 760 mmHg; (13)Vapour Pressure: 3.99E-05 mmHg at 25 °C.

When you are dealing with this chemical, you should be very careful. This chemical is inflammation to the skin, eyes and respiratory system or other mucous membranes. Therefore, you should wear suitable protective clothing. In case of contacting with eyes, you should rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1) SMILES: O=C(Oc2ccc(B1OC(C)(C)C(O1)(C)C)cc2)C
(2) InChI: InChI=1S/C14H19BO4/c1-10(16)17-12-8-6-11(7-9-12)15-18-13(2,3)14(4,5)19-15/h6-9H,1-5H3
(3) InChIKey: KHBAJCWEQNVCSN-UHFFFAOYSA-N