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Specification of ceftezole

The details of ceftezole is offered by NANJING AILY BIOTECHNOLOGY CO.,LTD.Ceftezole is used as pharmaceutical intermediates for production of Ceftezole sodium,anti-microbial effect on gram-positivebacterium and negative bacterium. The Specification of ceftezole is as belows
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    1. Details of ceftezole

     

    The details of ceftezole is offered by NANJING AILY BIOTECHNOLOGY CO.,LTD.

    CAS No.: 26973-24-0
    Other Names: (6r,7r)-8-oxo-7-[(1h-tetrazol-1-yl...
    Molecular formula: C13H12N8O4S3
    Molecular weigh: 440.4806
    Appearance: White powder
    refractive_index: 1.521
    Melting point: 155℃
    Refractive_index: 2.003
    Density: 2.09g/cm3
    Grade Standard: Food Grade, Medicine Grade
    Purity: 99%
    Specification Available: 99%
     

    2. Specification of ceftezole

     

    Ceftezole is used as pharmaceutical intermediates for production of Ceftezole sodium,anti-microbial effect on gram-positivebacterium and negative bacterium. The Specification of ceftezole is as belows:

    Specification of ceftezole
    Items Standard
    Apperance White or off-white Crystalline powder
    Specific Rotation -5.0°~-9.0°
    Water max3.0%
    PH 2.0~4.5
    Bacterial Endotoxin max 0.075 EU/mg
    Single impurity                                                          max 0.5%
    Purity Minimum 98.00%                                                           

     

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