CAS 870471-31-1 appears in our catalog under these names: Propionic Anhydride-d10, Propionic Anhydride-d10, 98 atom % D, min 98% Chemical Purity, PROPIONIC ANHYDRIDE-D10, >=98% ATOM D, &. Offered by: TRC, CDN, Biosynth, Sigma-Aldrich. Available pack sizes: 100mg, 1g, 0,5g, 50mg.