4,​4'-​Methylenebis(phenyl Isocyanate)

CAS: 101-68-8

Ref. TR-M227380

Product Information

• Name: 4,​4'-​Methylenebis(phenyl Isocyanate)
• Synonyms: Isocyanic acid, methylenedi-p-phenylene ester (6CI,8CI), 1,1'-Methylenebis[4-isocyanatobenzene], 4,4'-Bis(isocyanatophenyl)methane, 4,4'-Diisocyanatodiphenylmethane, 4,4'-Diphenylmethane diisocyanate, 4,4'-MDI, 4,4'-Methylenebis(isocyanatobenzene), 4,4'-Methylenebis(phenyl isocyanate), 4,4'-Methylenebis(phenylisocyante), 4,4'-Methylenedi(phenyl isocyanate), 4,4'-Methylenedi-p-phenylene diisocyanate, 4,4'-Methylenediphenyl diisocyanate, 4,4'-Methylenediphenylene isocyanate, Bis(1,4-isocyanatophenyl)methane, Bis(4-isocyanatophenyl)methane, Bis(isocyanatophenyl)methane, Bis(p-isocyanatophenyl)methane, Di(4-isocyanatophenyl)methane, Diisocyanatodiphenylmethane, Diphenylmethane 4,4'-diisocyanate, Diphenylmethane diisocyanate, Diphenylmethyl diisocyanate, Diphenylmethylene 4,4'-diisocyanate, Diphenylmethylene diisocyanate, Isocyanic acid, diphenylmethylene ester, MDI, Methylbis(4-phenylisocyanate), Methyldi-p-phenylene isocyanate, Methylene diisocyanate, Methylene diphenyl diisocyanate, Methylenebis(4-isocyanatobenzene), Methylenebis(4-phenyl isocyanate), Methylenebis(4-phenylene isocyanate), Methylenebis(p-phenyl isocyanate), Methylenebis(p-phenylene isocyanate), Methylenebis(phenyl isocyanate), Methylenebis-p-phenylene diisocyanate, Methylenebisphenylene diisocyanate, Methylenedi-p-phenylene diisocyanate, Methylenedi-p-phenylene isocyanate, Methylenediphenylisocyanate, NSC 9596, p,p'-Diphenylmethane diisocyanate, p,p'-Methylenebis(phenyl isocyanate), p,p'-Methylenediphenyl diisocyanate
• Brand: TRC
• Description: Applications 4,​4'-​Methylenebis(phenyl Isocyanate) is used in the manufacture of bio-based polyurethanes and resins used in flame retardants.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list. Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the packageReferences Feng, Y. et al.: ACS Sust. Chem. Eng., 5, 7365 (2017); Yan, H. et al.: Ind. Eng. Chem. Res., 56, 8408 (2017)

Chemical properties

• Molecular weight: 250.25
• Formula: C₁₅H₁₀N₂O₂
• Color/Form: White
• InChI: InChI=1S/C15H10N2O2/c18-10-16-14-5-1-12(2-6-14)9-13-3-7-15(8-4-13)17-11-19/h1-8H,9H2
• InChI key: InChIKey=IXDNAZGSXZQUJI-SDKAYTNVSA-N
• SMILES: C[C@H]1CN([C@H]2CC[C@](C(N)=O)(c3ccc(F)cc3)CC2)CC[C@@]1(C(=O)O)c1cccc(O)c1