CAS 3416-05-5 appears in our catalog under these names: 1-((2R,5S)-5-(Hydroxymethyl)tetrahydrofuran-2-yl)-5-methylpyrimidine-2,4(1H,3H)-dione, 97%, 97%, 3′–deoxy Thymidine, 3'-Deoxythymidine , 3'-Deoxythymidine, >98.0%(HPLC)(T), 3'-Deoxythymidine 97%. Offered by: Chemat, GLPBio, Thermo Scientific (Alfa Aesar), TCI, Ambeed. Available pack sizes: 100mg, 250mg, 1g, 5g, 25mg, 50mg, 500mg, 250 mg.