CAS 138239-62-0 appears in our catalog under these names: 5'-O-DMT-5-methyluridine, 5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-5-methyluridine, 98%, 98%, 5’-(4,4’-Dimethoxytrityl)-5-methyluridine, 98.0%, 5’-(4,4’-Dimethoxytrityl)-5-methyluridine, 98%. Offered by: Biosynth, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 10g, 5g, 20g, 100mg, 250mg, 1g, 50 mg, 100 mg.