4.4′-Diaminodiphenylmethane in Pakistan
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4,4'-Diaminodiphenylmethane, also known as 4,4'-Methylenedianiline (MDA), is an industrial organic compound primarily used as a chemical intermediate in the production of polyurethanes. It appears as a colorless to pale yellow or tan solid with a faint amine-like odor and is synthesized by reacting aniline with formaldehyde.