What are the main uses of Paracetamol EP Impurity E (CAS: 99-93-4)?

Paracetamol EP Impurity E (CAS: 99-93-4) is primarily used in pharmaceutical quality control to detect and quantify impurities in paracetamol production. It also serves as a reference standard in analytical testing, research, and method validation to ensure compliance with regulatory guidelines. Its applications include drug development, contamination analysis, and ensuring safety standards in medication manufacturing.