Category:
Active Pharmaceutical Ingredients
CAS NO:
64-67-5
Standard:
EP,
Parecoxib Impurity 32 is a critical reference standard for the quality control of parecoxib sodium, a COX-2 selective inhibitor. Synthesized via specific coupling reactions, its molecular formula is C18H25NO4S. The CAS number is 196079-73-9.
Store strictly at -20°C under inert atmosphere to prevent degradation. Handle with appropriate PPE; avoid inhalation or skin contact. Not intended for clinical use or human administration.