CAS 3056-17-5 appears in our catalog under these names: Zidovudine EP Impurity A, Stavudine, Stavudine-13C-d3, Stavudine 100 µg/mL in Acetonitrile, Stavudine, >95% (HPLC). Offered by: Chemat Brand, Mikromol, LoGiCal, Dr. Ehrenstorfer, TRC. Available pack sizes: on request, 100mg, 10mg, 1ml, 1g, 25mg, 50mg, 200mg.