|Molecular Formula: ||C21H26O5 |
Prednisone is a white or almost white, crystalline powder. It is practically insoluble in water, slightly soluble in ethanol (96 per cent) and in methylene chloride. It shows polymorphism.
Prednisone is used for the treatment of allergic diseases such as connective tissue disease, systemic lupus erythematosus, severe bronchial asthma, dermatomyositis, vasculitis, acute leukemia, malignant lymphoma and the like.
|Appearance||White or almost white, crystalline powder.|
|Specific optical rotation||+167° to +175°|
|Loss on drying||≤1.0%|
|Any individual impurity ||≤0.25%|
|Total impurities ||≤0.75%|
|Assay||97.0% - 103.0%|
Packing and Storage
Preserve in well-closed containers.