Methotrexate EP Impurity I | CAS 66147-29-3 - Request Quote

Methotrexate EP Impurity I is chemically (4S)-4-[[4-[[(2,4-diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic acid (as per EP) ; (S)-4-(4-{[(2,4-Diaminopteridin-6-yl)methyl](methyl)amino}benzamido)-5-methoxy-5-oxopentanoic acid (as per USP). It is also known as Methotrexate USP Related Compound I ; Methotrexate 1-Methyl Ester (EP). Methotrexate EP Impurity I is supplied with detailed characterization data compliant with regulatory guideline. Methotrexate EP Impurity I can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Methotrexate.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.