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MilliporeSigma

Methotrexate impurity E

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European Pharmacopoeia (EP) Reference Standard

Synonym(s): 4-{[(2,4-Diaminopteridin-6-yl)methyl]methylamino}benzoic acid

Empirical Formula: C₁₅H₁₄N₇O₂

Formula Weight: 324.32

Linear Formula: C₁₅H₁₄N₇O₂

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