19-Nor-4-Androstene-3,17-Dione

19-Nor-4-Androstene-3,17-Dione is a powder used as a catalyst in pharmaceutical manufacturing applications. It plays a crucial role in pharma and nutraceutical functions, facilitating various chemical reactions in the production of active pharmaceutical ingredients.

Chemical Name: (+)-Estr-4-ene-3,17-dione

CAS Number: 734-32-7

Certifications & Compliance: REACH (Europe)

    Enhanced TDS

    Identification & Functionality

    Applications & Uses

    Properties

    Physical Form
    Appearance
    Almost white crystalline power
    Specifications
    ValueUnitsTest Method / Conditions
    Absorption Coefficient630 - 644--
    Assaymin. 98.5%-
    Impurity A Content (RRT = 0.32)max. 0.15%High-Performance Liquid Chromatography
    Impurity B Content (RRT = 0.84)max. 0.15%High-Performance Liquid Chromatography
    Impurity C Content (RRT = 2.16)max. 0.10%High-Performance Liquid Chromatography
    Impurity D Content (RRT = 2.71)max. 0.15%High-Performance Liquid Chromatography
    Loss on Dryingmax. 0.5%-
    Residue on Ignitionmax. 0.1%-
    Specific Rotation135 - 140°-
    Total Impurities Contentmax. 0.5%High-Performance Liquid Chromatography
    Unknown Impuritymax. 0.10%High-Performance Liquid Chromatography
    Heavy Metals
    ValueUnitsTest Method / Conditions
    Heavy Metal Contentmax. 20ppm-

    Regulatory & Compliance

    Certifications & Compliance