4′-diaminodiphenylmethane and its environmental performance evaluation

the green synthesis process of 4,4′-diaminodimethane and its environmental performance evaluation introduction 4,4′-diaminodimethane (mda) is an important organic intermediate and is widely used in polyurethane, epoxy resin, dyes and medicine fields. traditional synthesis methods usually involve high energy consumption, high pollution and complex post-treatment steps, resulting in increased environmental burden. with the global emphasis on…