CAS 19136-91-5 appears in our catalog under these names: Propionic-d2 Acid, Propionic-2,2-d2 Acid, 98 atom % D, min 98% Chemical Purity, Propionic–2,2–d2 acid, PROPIONIC-2,2-D2 ACID, 98 ATOM % D. Offered by: TRC, CDN, GLPBio, Sigma-Aldrich. Available pack sizes: 100mg, 1g, 500mg, 5g, 50mg.