4-Acetamidophenyl acetate, an impurity of Acetaminophen, which is a selective COX-2 inhibitor (IC50: 25.8 μM) and a potent hepatic N-acetyltransferase 2 (NAT2) inhibitor.
4-Hydroxyacetophenone oxime is an impurity of Acetaminophen (Paracetamol), a potent COX-2 and hepatic NAT2 inhibitor used as an antipyretic and analgesic drug.
PUMAi is an inhibitor of p53 up-regulated modulator of apoptosis (PUMA), a BH3-only Bcl-2 family member, mitigating acetaminophen (APAP)-induced hepatocyte necrosis and liver injury.