SKU: E042  / 
    CAS Number: 158018-53-2

    4-Epianhydrochlortetracycline Hydrochloride

    $112.00 - $392.00

    4-Epianhydrochlortetracycline Hydrochloride (chlortetracycline impurity K) is a secondary degradation product formed by dehydration of epichlortetracycline at the C6 position to aromatise the B ring. 4-Epianhydrochlortetracycline is an important standard for monitoring tetracycline stability.

    4-Epianhydrochlortetracycline Hydrochloride is slightly soluble in water, ethanol, methanol, DMF or DMSO.

    Molecular Formula C22H22Cl2N2O7
    References Quantitative analysis of chlortetracycline and related substances by high-performance liquid chromatography. Kahn N.H. et al. J. Pharm. Biomed. Anal. 1989, 7,339.

    Analysis of purified samples of oxytetracycline, 4-epioxytetracycline, alpha-apooxytetracycline and beta-apooxytetracycline. Kahn N.H. et al. Janssen Chimica Acta 1992, 10, 16.

    Analysis of purified samples of the hydrochloride salt of chlortetracycline, 4-epichlortetracycline, anhydrochlortetracycline, 4-epianhydrochlortetracycline and isochlortetracycline. Hendrix C. et al. Janssen Chimica Acta, 1993, 11, 16.