4,4'-Dinitrodiphenylmethane is primarily used as an intermediate in the production of 4,4'-diaminodiphenylmethane (MDA), which serves as a key precursor for methylene diphenyl diisocyanate (MDI) in polyurethane synthesis. Polyurethanes produced from it are essential for manufacturing flexible and rigid foams, coatings, adhesives, sealants, elastomers, and synthetic fibers. It also functions as an intermediate in the synthesis of certain dyes and pigments for applications in textiles, plastics, and inks. Additionally, it is employed in research and development for studies in organic chemistry, material science, and reaction mechanisms. This compound is a specialty chemical, serving as a niche intermediate rather than a commodity chemical.