Methotrexate - Impurity I (Freebase)

EP/BP

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Catalogue number:	PA 13 28090
Chemical name:	(4S)-4-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]-4-(methoxycarbonyl)butanoic Acid
CAS Number:	66147-29-3
Category:	heterocycles,Fine Chemicals,pharmaceutical standards,intermediates,aromatics,chiral standards,bases and related reagents,nucleotides
Synonyms:	Methotrexate α-Methyl Ester; (S)-4-(4-(((2,4-Diaminopteridin-6-yl)methyl)(methyl)amino)benzamido)-5-methoxy-5-oxopentanoic Acid; (4S)-4-[[4-[[(2,4-Diaminopteridin-6- yl)methyl]methylamino]benzoyl]amino]-5-methoxy-5-oxopentanoic Acid; Methotrexate 1-Methyl Ester; Methotrexate Impurity I (IP);(S)-4-(4-{[(2,4-Diaminopteridin-6-yl)methyl](methyl)amino}benzamido)-5-methoxy-5-oxopentanoic Acid; Methotrexate Related Compound I (USP);
Molecular form:	C₂₁H₂₄N₈O₅
Appearance:	Orange Solid
Mol. Weight:	468.47
Storage:	2-8°C Hygroscopic, Refrigerator Under inert atmosphere
Shipping Conditions:	Ambient
Applications:	NA