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        17alpha-Ethynyl-19-nortestosterone 17-heptanoate

        Product Name: 17alpha-Ethynyl-19-nortestosterone 17-heptanoate
        Molecular Formula: C27H38O3
        Molecular Weight: 410.60
        CAS#: 3836-23-5
        Structural formula:庚酸炔諾酮

        ITEM

        STANDARD

        RESULT

        Identification:

        Infrared Absorption Spectroscopy,IR

        Loss on drying

        0.50% MAX

        Conform

        TMB

        0.13% MAX

        Conform

        melting point

        71 - 73 ℃

        Conform

        HPLC

        2.0% MAX

        Conform

        Assay

        99.0% -102.0%

        Conform

        Residue on ignition

          0.1% MAX

        Conform

        specific rotation

          –20°~–26°(C=1 Dioxene)

        Conform

         

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