104-49-4 p-phenylene diisocyanate

product Name p-phenylene diisocyanate Synonyms PPDI; 4,4'-phenyl isocyanate; BENZENE 1,4-DIISOCYANATE ; 1,4-PHENYLENE DIISOCYANATE ; 1,4-Benzenediisocyanate ; 1,4-diisocyanato-benzen ; 1,4-Diisocyanatobenzene ; 1,4-diisocyanato-Benzene ; benzene,1,4-diisocyanato- ; Isocyanic acid, p-phenylene ester ; isocyanicacid,p-phenyleneester ; Phenylene-1,4-diisocyanate ; p-Phenylene isocyanate ; p-phenyleneisocyanate ; 1,4-diisocyanatobenzene Molecular Formula C8H4N2O2 Molecular Weight 160.1296 InChI InChI=1/C8H4N2O2/c11-5-9-7-1-2-8(4-3-7)10-6-12/h1-4H CAS Registry Number 104-49-4 EINECS 203-207-6 Molecular Structure Density 1.17g/cm3 Melting point 94℃ Boiling point 236.2°C at 760 mmHg Refractive index 1.567 Flash point 92.4°C Vapour Pressur 0.048mmHg at 25°C Hazard Symbols  Xn:Harmful; Risk Codes R20/21/22:; R36/37/38:; R42:; Safety Description S22:; S26:; S36/37:;