Azithromycin EP Impurity A (Azathramycin, Desmethyl Azithromycin)(CAS: 76801-85-9)

Azithromycin EP Impurity A, also known as Azathramycin or Desmethyl Azithromycin, is a chemical impurity found in Azithromycin, a macrolide antibiotic. It does not have a distinct chemical formula separate from its parent compound but is a degradation product. It is colorless to light yellow crystals or a white to off-white powder.

Azithromycin EP Impurity A is not used directly for therapeutic purposes. It is of interest in pharmaceutical quality control, as its presence can indicate the purity of Azithromycin. It is analyzed to ensure that the drug meets the necessary quality standards.

Azithromycin EP Impurity A, while derived from Azithromycin, is generally not considered toxic. However, it should be handled with care due to the potential for skin and eye irritation. Proper protective measures, such as gloves and safety glasses, should be used during handling. It is not classified as a hazardous material under standard safety regulations.

Azithromycin EP Impurity A should be stored in a cool, dark place to prevent degradation. It should be kept in a tightly sealed container to protect against moisture. Ideal storage conditions are a temperature range of 15-25°C (59-77°F) and a relative humidity below 65%. Avoid exposure to light and heat to maintain its stability.