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Powder

Appearance

YellowPowder

Source

Synthetic

ImpurityProfile

ImpurityA|(2,4-Diaminopteridin-6-yl)methanolHydrochloride|945-24-4|C₇H₈N₆O_{|192.18|ImpurityB|(2S)-2-[[4-[[(2,4-diaminopteridin-6-yl)methyl]amino]benzoyl]amino]pentanedioicacid;N-DesmethylMethotrexate|54-62-6|C19H20N8O5|440.41|ImpurityC|(2S)-2-[[4-[[(2-amino-4-hydroxypteridin-6-yl)methyl]methylamino]benzoyl]amino]pentanedioicacid;Methotrextae4-OxoAnalog|2410-93-7|C20H21N7O6|455.42|ImpurityD|4-[[(2-amino-4-hydroxypteridin-6-yl)methyl]methylamino]benzoicacid;N10-Methylpteroicacid|5623-18-7|C15H14N6O3|326.31|ImpurityE|4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoicacid;2,4-Diamino-N10-methylpteriocacid|70844-48-3|C15H15N7O2|325.33|ImpurityF|(2R)-2-[[4-[[(2,4-Diaminopteridin-6-yl)methyl]methylamino]benzoyl]amino]pentanedioicacid;(R)-Methotrexate||C20H22N8O5|454.44|MethotrexateDimethylEster|N-[4-[[(2,4-Diamino-6-pteridinyl)methyl]methylamino]benzoyl]-L-glutamicaciddimethylester;DimethylMethotrexate|34378-65-9|||7-HydroxyMethotrexate|4-Amino-7-hydroxy-10-methylpteroylglutamicacid|5939-37-7|C20H22N8O6|470.44|}