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     Name: Irbersartan

    Chemical name: 2-N-Butyl-4-Spirocyclopentane-1-[(2-Cyanobiphenyl-4-Yl)Methyl]-2-Imidazolin-5-One
    Structural formula:
    CAS No. : 138402-11-6
    Molecular formula: C25H28N6O
    Molecular weight: 428.54
    Properties:white or off-whiter crystalline powder,tasteless,slightly soluble in ethanol,very slightly soluble in chloroform,not soluble in water,it can be dissolved in0.1NNaOH。
    Assay:≥99.0%
     Related substance:<1.0%
    Loss on drying:≤0.5%
    Residule on ignition:<0.1% 
    Heavy metal:≤0.001% 
    Chloride:≤0.006%  
    Ethanol:≤0.2%

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