4,4'-Diaminodiphenylmethane, is synthesised by reaction of formaldehyde and aniline in the presence of hydrochloric acid
D 1377 (OTTO) 4,4'-Diaminodiphenylmethane, 99% Cas 101-77-9 - used as an intermediate for the preparation of 4,4-methylenediphenyldiisocyanate, 4,4'-methylenebis(cyclohexaneamine). D 1377 (OTTO) 4,4'-Diaminodiphenylmethane, 99% Cas 101-77-9 used in the preparation of polyurethane foams.