Purification and application of o-toluenediamine_Kain Industrial Additive

overview[1][2] o-toluenediamine is a light gray solid at room temperature and has an amine smell. it is an intermediate in the production of methylbenzotriazole, which is widely used. methylbenzotriazole can be used as a metal rust inhibitor and corrosion inhibitor, an anti-tarnish agent for copper and silver, and a paint additive. purification[1-2] the purity of…