Sildenafil Lactam Impurity

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    Product Name : Sildenafil Lactam Impurity ;  5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazole[4,3-d]pyrimidine-7-one | 139756-21-1

    Code: JCSDF-18
    CAS: 139756-21-1
    Chemical Formula: C17H20N4O2
    Molecular Weight: 312.37
    Category: Reference Standards/API Drug Metabolites/EP Impurities/USP Impurities
    Literature:
    Application: Sildenafil Lactam Impurity ;  5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazole[4,3-d]pyrimidine-7-one | 139756-21-1 is useful as reference Impurity standard.
    Sildenafil Lactam Impurity ;  5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazole[4,3-d]pyrimidine-7-one | 139756-21-1