This chemical is called 2-(4-Chlorophenyl)cyclohexa-2,5-diene-1,4-dione, and it's also named as 2,5-Cyclohexadiene-1,4-dione, 2-(4-chlorophenyl)-. With the molecular formula of C₁₂H₇ClO₂, its molecular weight is 218.64. The CAS registry number of this chemical is 20307-43-1.

Other characteristics of the 2-(4-Chlorophenyl)cyclohexa-2,5-diene-1,4-dione can be summarised as followings: (1)ACD/LogP: 3.18; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 2; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 1; (6)Polar Surface Area: 34.14 Å²; (7)Index of Refraction: 1.622; (8)Molar Refractivity: 56.47 cm³; (9)Molar Volume: 160.1 cm³; (10)Polarizability: 22.38×10^-24cm³; (11)Surface Tension: 53.6 dyne/cm; (12)Density: 1.365 g/cm³; (13)Flash Point: 152.1 °C; (14)Enthalpy of Vaporization: 60.57 kJ/mol; (15)Boiling Point: 360 °C at 760 mmHg; (16)Vapour Pressure: 2.28E-05 mmHg at 25°C.

You can still convert the following datas into molecular structure: 
1.SMILES: O=C2/C=C\C(=O)\C=C2\c1ccc(Cl)cc1
2.InChI: InChI=1/C12H7ClO2/c13-9-3-1-8(2-4-9)11-7-10(14)5-6-12(11)15/h1-7H
3.InChIKey: ZYZNNQZZYJAPLH-UHFFFAOYAD