Category:
Active Pharmaceutical Ingredients
CAS NO:
99-93-4
Standard:
EP,
Paracetamol Impurity E, chemically identified as 4-acetamidophenol N-oxide, is a critical synthetic byproduct generated during the oxidation of acetaminophen. Its molecular formula is C8H9NO3 and CAS number is 10529-67-8. This impurity is strictly monitored in pharmaceutical manufacturing to ensure API purity.
Strictly limit exposure to avoid potential sensitization; store under inert atmosphere at controlled temperatures below 25°C. Do not use as an active pharmaceutical ingredient or for direct clinical administration.