|Product name: ||Aminophylline Anhydrous|
|Molecular Formula: ||C16H24N10O4|
|Molecular Weight: ||420.4|
Aminophylline is a white or slightly yellowish powder. It is freely soluble in water (the solution becomes cloudy through absorption of carbon dioxide), practically insoluble in anhydrous ethanol.
Non-selective phosphodiesterase inhibitor; treatment of reversible airways obstruction.
|Appearance||White or slightly yellowish powder, sometimes granular, hygroscopic.|
|Appearance of solution||Meets the requirements.|
|Heavy metals||≤20 ppm|
|Total impurities ||≤0.1%|
|Assay||Anhydrous theophylline: 84.0% - 87.4%;|
|Ethylenediamine: 13.5% - 15.0%.|
Packing and Storage
Preserve in an airtight container, protected from light.