139-25-3 3,3'-Dimethyldiphenylmethane 4,4'-diisocyanate 3,3'-Dimethyldiphenylmethane-4,4'-diisocyanate 3,3'-Dimethyldiphenylmethane-4,4'-diisocyanate [Diisocyanates] 4,4'-Diisocyanato-3,3'-dimethyldiphenylmethane 4-13-00-00432 (Beilstein Handbook Reference) 5,5'-Methylenebis(2-isocyanatotoluene) BENZENE, 1,1'-METHYLENEBIS 4-ISOCYANATO-3-METHYL- BRN 2150383 Benzene, 1,1'-methylenebis(4-isocyanato-3-methyl- Isocyanic acid, ester with di-o-toluenemethane Isocyanic acid, methylenebis(2-methyl-p-phenylene) ester (8CI) NSC 84203 Nacconate 310 Toluene, 5,5'-methylenebis(2-isocyanato-