3,3′-Dimethylbenzidine in Pakistan

3,3'-Dimethylbenzidine (o-tolidine, CAS 119-93-7) is an aromatic amine used as an intermediate for manufacturing dyes, pigments, and curing agents for urethane resins.

3.3′-Dimethoxybenzidine in Pakistan

3,3'-Dimethoxybenzidine (C14H16N2O2cap C sub 14 cap H sub 16 cap N sub 2 cap O sub 2𝐶14𝐻16𝑁2𝑂2, CAS 119-90-4), also known as o-dianisidine, is a colorless to violet crystalline solid primarily used as an intermediate for producing dyes, pigments, and diisocyanates.