Description Application 4-Aminobenzamidine dihydrochloride can be used to synthesize: • Orally active fibrinogen receptor antagonists based on benzamidines. • Benzamidine derivatives that are selective and potent serine protease inhibitors. • Novel pyrrolo [3,2-c] quinolines that are structural analogs of topoisomerase inhibitors such as coralyne and fagaronine. 4-Aminobenzamidine dihydrochloride is used as a ligand in affinity chromatography for purification and immobilization of enzymes. Packaging 1, 10, 50 g in glass bottle