Productname:Azithromycin Dihydrate
CASNo.:117772-70-0
molecular formula:C38H72N2O122(H2O)
Appearance:White or almost white powder
Solubility:Practically in soluble in water,freely soluble in ethanol and in methylene chloride.
Specificrotation: between-45°and -49°
Water:Between 4.0% and 5.0%
Residue on ignition:Not more than 0.3%
Usage: It is used to treat certain bacterial infections,mostly bacteria causing middle ear infections,tonsillitis, throat infections, laryngitis, bronchitis, pneumonia and sinusitis.