CAS 5939-37-7 appears in our catalog under these names: 7-Hydroxymethotrexate/ 95%, 7–hydroxy Methotrexate, 7-Hydroxymethotrexate, 98.2%, 7-hydroxy Methotrexate, 98%, 98%. Offered by: TargetMol, GLPBio, MedChemExpress, Chemat. Available pack sizes: 1mg, 5mg, 10mg, 25mg, 50mg, 500μg, 1 mg, 5 mg.