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Dexamethasone Acetate - Antibiotics - 鹽城鳴遠藥業有限公司、鳴遠藥業、鳴遠藥業有限公司、鹽城鳴遠藥業
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      Dexamethasone Acetate

      CAS number: 1177-87-3

      Molecular formula: C24H31FO6

      molecular weight: 434.4977

      Chemical structure:

      Details

      Product name Dexamethasone Acetate
      Shelf Life
      3 years
      Items
      Standard Results
      Description White or almost white crystalline powder Almost white crystalline powder
      Identification IR Complies with the standard Complies
      UV: no more than 3.0%
      1.1%
      Specific Rotation +82° to +88° +86.9°
      Loss on drying not more than 0.4% 0.2%
      Residue on ignition not more than 0.1% 0.06%
      Chromatographic purity
      principal impurity no more than 1.0% 0.34%
      total impurities no more than 2.0% 0.67%
      Residual Solvents Acetone no more than 1000ppm 86ppm
      Heavy metal Not more than 20ppm Less than 20ppm
      Assay 97.0% to 102.0% on dried base 98.7%
      Conclusion: The test product complies with the requirements of USP39.