N,N'-1,4-PHENYLENEDIMALEIMIDE

The N,N'-4-Phenylenedimaleimide, with the CAS registry number 3278-31-7, is also known as 1,4-Dimaleimidobenzene. It belongs to the product categories of Maleimide Derivatives; N-Substituted Maleimides; N-Substituted Maleimides, Succinimides & Phthalimides; Cross Linking Reagents; MTS & Sulfhydryl Active Reagents. Its EINECS number is 221-910-6. This chemical's molecular formula is C₁₄H₈N₂O₄ and molecular weight is 268.22. What's more, its systematic name is 1-[4-(2,5-dioxopyrrol-1-yl)phenyl]pyrrole-2,5-dione. Its classification codes are: (1)Cross-Linking Reagents; (2)Indicators and Reagents. It is stable at common pressure and temperature, and it should be sealed and stored in a cool, ventilated and dry place. What's more, it should be protected from light.

Physical properties of N,N'-4-Phenylenedimaleimide are: (1)ACD/LogP: -0.04; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.04; (4)ACD/BCF (pH 5.5): 1; (5)ACD/KOC (pH 5.5): 22.71; (6)#H bond acceptors: 6; (7)#H bond donors: 0; (8)#Freely Rotating Bonds: 2; (9)Polar Surface Area: 74.76 Å²; (10)Index of Refraction: 1.703; (11)Molar Refractivity: 66.39 cm³; (12)Molar Volume: 171 cm³; (13)Polarizability: 26.31×10^-24cm³; (14)Surface Tension: 80.2 dyne/cm; (15)Density: 1.567 g/cm³; (16)Flash Point: 250.7 °C; (17)Enthalpy of Vaporization: 76.77 kJ/mol; (18)Boiling Point: 499.3 °C at 760 mmHg; (19)Vapour Pressure: 4.19E-10 mmHg at 25°C.

Uses of N,N'-4-Phenylenedimaleimide: it can be used to produce 1,4-bis[3-(3,5-di-t-butyl-4-hydroxyphenylthio)-2,5-dioxopyrrolidin-1-yl]benzene at the ambient temperature. It will need reagent triethylamine and solvent toluene. The yield is about 77%.

When you are using this chemical, please be cautious about it as the following:
It is harmful if swallowed. In case of insufficient ventilation, you should wear suitable respiratory equipment. When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, you must seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C1=CC(=CC=C1N2C(=O)C=CC2=O)N3C(=O)C=CC3=O
(2)InChI: InChI=1S/C14H8N2O4/c17-11-5-6-12(18)15(11)9-1-2-10(4-3-9)16-13(19)7-8-14(16)20/h1-8H
(3)InChIKey: AQGZJQNZNONGKY-UHFFFAOYSA-N