This chemical is called 4-Methacryloxyethyl trimellitic anhydride, and its IUPAC name is 2-(2-methylprop-2-enoyloxy)ethyl 1,3-dioxo-2-benzofuran-5-carboxylate. With the molecular formula of C₁₅H₁₂O₇, its molecular weight is 304.25. The CAS registry number of this chemical is 70293-55-9, and its product category is Monomer.

Other characteristics of the 4-Methacryloxyethyl trimellitic anhydride can be summarised as followings: (1)ACD/LogP: 3.02; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.01; (4)ACD/LogD (pH 7.4): 3.01; (5)ACD/BCF (pH 5.5): 115.14; (6)ACD/BCF (pH 7.4): 115.14; (7)ACD/KOC (pH 5.5): 1039.99; (8)ACD/KOC (pH 7.4): 1039.99; (9)#H bond acceptors: 7; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 7; (12)Polar Surface Area: 95.97 Å²; (13)Index of Refraction: 1.563; (14)Molar Refractivity: 71.96 cm³; (15)Molar Volume: 221.3 cm³; (16)Polarizability: 28.52×10^-24cm³; (17)Surface Tension: 53.3 dyne/cm; (18)Density: 1.374 g/cm³; (19)Flash Point: 220.1 °C; (20)Enthalpy of Vaporization: 75.75 kJ/mol; (21)Boiling Point: 490.9 °C at 760 mmHg; (22)Vapour Pressure: 8.78E-10 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: O=C(OCCOC(=O)c1ccc2C(=O)OC(=O)c2c1)\C(=C)C
2.InChI: InChI=1/C15H12O7/c1-8(2)12(16)20-5-6-21-13(17)9-3-4-10-11(7-9)15(19)22-14(10)18/h3-4,7H,1,5-6H2,2H3
3.InChIKey: RMCCONIRBZIDTH-UHFFFAOYAB