The 1H-Pyrrole-2,5-dione,1-(1-naphthalenyl)-, with the CAS registry number 3369-39-9, is also known as N-α-Naphthylmaleimide. This chemical's molecular formula is C₁₄H₉NO₂ and molecular weight is 223.23. What's more, its IUPAC name is 1-naphthalen-1-ylpyrrole-2,5-dione. 

Physical properties of 1H-Pyrrole-2,5-dione,1-(1-naphthalenyl)- are: (1)ACD/LogP: 2.32; (2)# of Rule of 5 Violations: 0; (3)#H bond acceptors: 3; (4)#H bond donors: 0; (5)#Freely Rotating Bonds: 1; (6)Polar Surface Area: 37.38 Å²; (7)Index of Refraction: 1.709; (8)Molar Refractivity: 64.16 cm³; (9)Molar Volume: 164.3 cm³; (10)Surface Tension: 63.2 dyne/cm; (11)Density: 1.358 g/cm³; (12)Flash Point: 194.2 °C; (13)Enthalpy of Vaporization: 65.75 kJ/mol; (14)Boiling Point: 405.8 °C at 760 mmHg; (15)Vapour Pressure: 8.51E-07 mmHg at 25°C.

Preparation: this chemical can be prepared by maleic acid anhydride, naphthalen-1-ylamine. This reaction will need reagent acetic anhydride, sodium acetate, triethylamine. The yield is about 51%.

Uses of 1H-Pyrrole-2,5-dione,1-(1-naphthalenyl)-: it can be used to produce 3-furan-2-yl-5-naphthalen-1-yl-1-phenyl-tetrahydro-pyrrolo[3,4-c]pyrazole-4,6-dione by heating. It will need solvent toluene with the reaction time of 4 hours. The yield is about 90%.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC=C2C(=C1)C=CC=C2N3C(=O)C=CC3=O
(2)InChI: InChI=1S/C14H9NO2/c16-13-8-9-14(17)15(13)12-7-3-5-10-4-1-2-6-11(10)12/h1-9H
(3)InChIKey: BAWHYOHVWHQWFQ-UHFFFAOYSA-N