Product NameCinnarazine BP/EP/USPChemical Name1-benzhydryl-4-cinnamyl-piperazineCAS Number298-57-7Chemical FormulaC26H28N2Molecular Mass368.51 g/molTherapeutic CategoryAntihistamineSpecification of Cinnarazine :TestSpecificationCharacteristicsA white or pale yellow  crystalline powderMelting PointBetween 118°C to 122°CSolubilityPractically insoluble in water, Freely in soluble Dichloromethane, soluble in ether, Slightly soluble in ethanol (95%)Identification (UV/IR)Tests A, B, C , D & E complies  as per BPClarity & Colour  Of soln.To comply as per BPAcidity or AlkalinityTo comply as per BPHeavy MetalsNot more than 20 ppmSulphated AshNot more than 0.1%Loss On DryingNot more than 0.5%Related impurities by HPLCTotal Impurity- Not more than 1.0%Assay (On Dry Basis)Between 99% and 101%