... soluble in hot anilin, benzene, ethano N,N'-Di-beta-naphthyl-p-phenylenediamineAntioxidant DNP N,N'-Di-beta-naphthyl-p-phenylenediamineMolecular Formula: ... C26H20N2Molecular Weight: 360.46CAS No.: 93-46-9 Technical ... 25kg/bag. Stored in dry and cool place. N,N'-Di-beta-naphthyl-p-phenylenediamine