Category:
Preclinical Research Services
CAS NO:
4271-30-1
Standard:
USP, EP,
Methotrexate EP Impurity K, also known as Folic Acid EP Impurity A, is a critical reference standard used for the identification and quantification of impurities in pharmaceutical formulations. It serves as a degradation product or synthetic intermediate in the production of Methotrexate. The compound features the molecular formula C19H20N8O6 and carries CAS No. 54-87-7.
Store strictly below -20°C in a desiccated environment to maintain chemical integrity. Handle only within certified fume hoods using appropriate PPE due to potential cytotoxicity. Avoid direct contact and inhalation of dust particles.