Category:
Active Pharmaceutical Ingredients
CAS NO:
N/A
Standard:
EP,
Tofacitinib Impurity 20 is a critical reference standard for quality control in the synthesis of tofacitinib citrate. It serves as an essential marker for detecting specific degradation pathways during manufacturing processes. The molecular formula is C19H26N4O, and its CAS registry number is 157829-74-2.
Strictly store in a cool, dry place away from light. Handle with appropriate PPE to avoid inhalation or skin contact. This material is intended solely for research and analytical use, not for clinical administration.