Category:
Preclinical Research Services
CAS NO:
629652-72-8
Standard:
USP, EP,
Tadalafil EP Impurity B is a critical degradation product in pharmaceutical manufacturing, serving as a reference standard for purity control. Synthesized via nitration of tadalafil precursors, its molecular formula is C22H19N5O4 (CAS: 171680-73-2).
Strictly store below -20°C in sealed containers under inert atmosphere. Handle only in certified laboratories with appropriate PPE due to potential toxicity and mutagenic risks associated with nitro compounds.