This chemical is called 2H-Isoindole-2-aceticacid, 5,6-dichloro-1,3-dihydro-1,3-dioxo-, and its CAS registry number is 274.06. With the molecular formula of C₁₀H₅Cl₂NO₄, its molecular weight is 274.06.

Other characteristics of the 2H-Isoindole-2-aceticacid, 5,6-dichloro-1,3-dihydro-1,3-dioxo- can be summarised as followings: (1)ACD/LogP: 2.26; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 0.16; (4)ACD/BCF (pH 5.5): 1; (5)ACD/BCF (pH 7.4): 1; (6)ACD/KOC (pH 5.5): 3.25; (7)ACD/KOC (pH 7.4): 1; (8)#H bond acceptors: 5; (9)#H bond donors: 1; (10)#Freely Rotating Bonds: 2; (11)Polar Surface Area: 63.68 Å²; (12)Index of Refraction: 1.656; (13)Molar Refractivity: 58.32 cm³; (14)Molar Volume: 158.6 cm³; (15)Polarizability: 23.12×10^-24cm³; (16)Surface Tension: 74.1 dyne/cm; (17)Density: 1.727 g/cm³; (18)Flash Point: 258 °C; (19)Enthalpy of Vaporization: 81.31 kJ/mol; (20)Boiling Point: 503 °C at 760 mmHg; (21)Vapour Pressure: 6.12E-11 mmHg at 25°C.

You can still convert the following datas into molecular structure:
1.SMILES: Clc1cc2C(=O)N(C(=O)c2cc1Cl)CC(=O)O
2.InChI: InChI=1/C10H5Cl2NO4/c11-6-1-4-5(2-7(6)12)10(17)13(9(4)16)3-8(14)15/h1-2H,3H2,(H,14,15)
3.InChIKey: LHYSAUZLKMKURN-UHFFFAOYAP