Category:
Active Pharmaceutical Ingredients
CAS NO:
N/A
Standard:
EP,
Levofloxacin Impurity 4 is a critical reference standard used in pharmaceutical quality control. It represents the N-oxide derivative formed during synthesis or storage. Its molecular formula is C18H20FN3O4, and the CAS number is 159763-94-1.
Store in a cool, dry place away from light. Handle with appropriate PPE to avoid inhalation or skin contact. Strictly adhere to regulatory limits regarding residual impurities in final drug products.