Tadalafil EP Impurity G is a critical reference standard defined by the European Pharmacopoeia for quality control of the active pharmaceutical ingredient Tadalafil. It serves as an essential marker in stability-indicating assays to detect and quantify specific degradation products or process-related impurities during manufacturing. The compound features the molecular formula C22H19N7O4 with CAS number 171598-66-8, ensuring precise identification in chromatographic analysis.
Strictly store at -20°C in a desiccated environment to prevent hydrolysis. Handle only within certified fume hoods using appropriate PPE due to potential sensitization risks. Do not use for clinical administration; this material is for analytical research purposes exclusively.