CAS 4706-33-6 appears in our catalog under these names: Oxo(piperidin-1-yl)acetic acid, 95%, Oxo(piperidin-1-yl)acetic Acid, 2-Oxo-2-(piperidin-1-yl)acetic acid 95%, Oxo(piperidin-1-yl)acetic acid, 95%, 95%. Offered by: Combi-blocks, TRC, Ambeed, Chemat. Available pack sizes: 1g, 5g, 250mg, 500mg, 100mg.