CAS 1258004-00-0 appears in our catalog under these names: Lactacystin, synthetic, Lactacystin, Synthetic 1PC X 1MG, Lactacystin, Synthetic 1PC X 200UG, Lactacystin, Synthetic 1PC X 400UG. Offered by: Biosynth, Sigma-Aldrich. Available pack sizes: 1mg, 200UG, 400UG.