The CAS register number of 1H-Pyrrole-2,5-dione,1-(4-methylphenyl)-, homopolymer (9CI) is 25989-85-9. It also can be called as Poly(N-p-tolylmaleimide) and the IUPAC name about this chemical is 1-(4-methylphenyl)pyrrole-2,5-dione. The molecular formula about this chemical is C₁₁H₉NO₂ and the molecular weight is 187.19796.

Physical properties about 1H-Pyrrole-2,5-dione,1-(4-methylphenyl)-, homopolymer (9CI) are: (1)ACD/LogP: 1.55; (2)ACD/LogD (pH 5.5): 1.55; (3)ACD/LogD (pH 7.4): 1.55; (4)ACD/BCF (pH 5.5): 8.87; (5)ACD/BCF (pH 7.4): 8.87; (6)ACD/KOC (pH 5.5): 166.05; (7)ACD/KOC (pH 7.4): 166.05; (8)#H bond acceptors: 3; (9)#Freely Rotating Bonds: 1; (10)Polar Surface Area: 37.38 Å²; (11)Index of Refraction: 1.615; (12)Molar Refractivity: 51.14 cm³; (13)Molar Volume: 146.5 cm³; (14)Polarizability: 20.27x10^-24cm³; (15)Surface Tension: 53.8 dyne/cm; (16)Density: 1.277 g/cm³; (17)Flash Point: 154.2 °C; (18)Enthalpy of Vaporization: 57.6 kJ/mol; (19)Boiling Point: 333.2 °C at 760 mmHg; (20)Vapour Pressure: 0.000139 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C2\C=C/C(=O)N2c1ccc(cc1)C
(2)InChI: InChI=1/C11H9NO2/c1-8-2-4-9(5-3-8)12-10(13)6-7-11(12)14/h2-7H,1H3
(3)InChIKey: KCFXNGDHQPMIAQ-UHFFFAOYAR
(4)Std. InChI: InChI=1S/C11H9NO2/c1-8-2-4-9(5-3-8)12-10(13)6-7-11(12)14/h2-7H,1H3
(5)Std. InChIKey: KCFXNGDHQPMIAQ-UHFFFAOYSA-N