Category:
Active Pharmaceutical Ingredients
CAS NO:
479633-63-1
Standard:
EP,
Tofacitinib Impurity 9 is a critical reference standard for the pharmaceutical synthesis of tofacitinib citrate. This byproduct arises during hydrolysis or oxidation steps in manufacturing. Its molecular formula is C16H24N4O2 with CAS No. 1074825-39-4.
Store under inert atmosphere at -20°C to prevent degradation. Personnel must wear appropriate PPE including gloves and goggles. Not intended for clinical use; strictly for laboratory research and quality analysis only.