Chemical Name: (4-(((2,4-diaminopteridin-6-yl)methyl)amino)benzoyl)-L-glutamic acid hydrate
Synonym: Methotrexate USP Related Compound B
Smiles: NC1=NC(N)=C2C(N=CC(CNC3=CC=C(C(N[C@]([H])(C(O)=O)CCC(O)=O)=O)C=C3)=N2)=N1.O
Inchi: InChI=1S/C7H8N6O/c8-5-4-6(13-7(9)12-5)10-1-3(2-14)11-4/h1,14H,2H2,(H4,8,9,10,12,13)
Identification and Quantitation of Impurities in Methotrexate
dulal c. chatterji, altice g. frazier, and joseph f. gallell
Journal of Pharmaceutical Sciences Volume 67, Issue 5, May 1978, Pages 622-624
determination of methotrexate and its major metabolite, 7_hydroxymethotrexate, using capillary zone electrophoresis and laser-induced fluorescence detection
mark c. roach, philippe gozel and richard n. zare
Journal of Chromatography, 426 (1988) 129-140
Analytical methodologies for determination of methotrexate and its metabolites in pharmaceutical, biological and environmental samples
Forough Karami , Sara Ranjbar , Younes Ghasemi , Manica Negahdaripour
Journal of Pharmaceutical Analysis 9 (2019) 373-391
Perspectives of Methotrexate-Based Radioagents for Application in Nuclear Medicine
Paweł Krzysztof Halik,* Przemysław Kozmin ́ ski, and Ewa Gniazdowska
Mol. Pharmaceutics 2021, 18, 1, 33–43