Product Specifications 

Product Name3,3 Dichloro Benzidine DiHydrochlorideCAS Number91-94-1Other Trade Names (1,1-Biphenyl)-4,4-Diamine,3,3-dichloro; 3,3-dichloro-4,4-biphenyldiamine4,4′-Diamino-3,3′-dichlorobiphenylo,o’-Dichlorobenzidine
3,3′-Dichlorobiphenyl-4,4′-diamine
3,3′-Dichloro-4,4′-biphenyldiamine
3,3′-Dichloro-4,4′-diaminobiphenylPhysical AppearanceWhite to off white Crystalline moist powderMolecular FormulaC12H12cl4NStructural Formula Molecular Weight253 of free base & 326 of Hydrochloride% Strength by Nitrite Valve w/w72± 2% on Mwt.25390±4% on Mwt.326% Strength of dry material Nitrite value w/w98% on Mwt.Insoluble in dilute HCL Solution0.08% to 0.1% Max.Matter Insoluble on Tetra azotization,Percent by Mass0.10% maxAcidity (in moles per mole of free base)2.0 of Hydrochloride AcidHPLC99.5% MinMoisture Content10% maxHCL ratio per mole1.9 to 2.0Packing on 100% basis of Mwt 25325 Kgs Real wt in polylined HDPE BagsUses and Applications Synthesis of Organic Pigments like Pigment Yellow 12, Pigment Orange 13