Methylene Diphenyl Diisocyanate Properties, Molecular Formula, Applications - WorldOfChemicals

Methylene Diphenyl Diisocyanate Properties

Methylene Diphenyl Diisocyanate

Methylene Diphenyl Diisocyanate-Molecule 3D Struture
Molecule 3D Structure Image
Methylene Diphenyl Diisocyanate-Molecule Struture
Molecule Structure Image



Methylene diphenyl diisocyanate is an aromatic diisocyanate. The major application of 4,4'-MDI is the production of rigid polyurethane. It is also used as an industrial strength adhesive, which is available to end consumers as various high-strength bottled glue preparations.

Chemical Properties

Appearance White or pale yellow solid
Boiling Point 314 °C
CAS Number 101-68-8
ChEBI 53218
Density 1.230 g/cm3
EINECS Number 202-966-0
HS Code 29291090
IUPAC Name 1-Isocyanato-4-[(4-isocyanatophenyl)methyl] benzene
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
Melting Point 40 °C
Molar Mass 250.25 g/mol
Molecular Formula C15H10N2O2
RTECS Number NQ9350000
Related Compounds Polyurethane
Synonyms MDI;4,4'-Methylene Diphenyl Diisocyanate;4,4'-Diphenylmethane Diisocyanate;Methylene Diphenyl Diisocyanate;Pure MDI;4,4'-MDI