CAS Registry Number

CAS 26447-40-5 — 1-isocyanato-1-[(1-isocyanato-1-cyclohexa-1,3,5-trienyl)methyl]cyclohexa-1,3,5-triene

1-isocyanato-1-[(1-isocyanato-1-cyclohexa-1,3,5-trienyl)methyl]cyclohexa-1,3,5-triene, commonly known as **methylene diphenyl diisocyanate (MDI)**, is a key industrial chemical primarily used in the production of polyurethane foams, adhesives, coatings, and elastomers. It serves as a versatile diisocyanate monomer essential for polymer synthesis. This chemical has a CAS number of 26447-40-5, with the molecular formula C15H10N2O2 and a molecular weight of 250.25 g/mol. It must be stored at -15 to -20°C and is classified with the signal word "Danger." Molekula supplies MDI from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: 1,1'-Methylenebis(4-isocyanatobenzene) · 4,4'-Diphenylmethane diisocyanate · 4,4'-Methylenebis(phenyl isocyanate) · 4,4'-Methylenediphenyl diisocyanate · Bis(4-isocyanatophenyl)methane · Desmodur 44 · Diphenylmethane diisocyanate · Isonate · Methylbisphenyl isocyanate · p,p'-Diphenylmethane diisocyanate