CAS 672310-05-3 appears in our catalog under these names: 2-Piperidin-4-yl-oxazole-4-carboxylic acid ethyl ester, 97%, Ethyl 2-(piperidin-4-yl)oxazole-4-carboxylate, 98%, Ethyl 2–(4–piperidino)–1，3–oxazole–4–carboxylate, ETHYL 2-(4-PIPERIDINO)-1,3-OXAZOLE-4-CARBOXYLATE, 90%. Offered by: Combi-blocks, AmBeed, GLPBio, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 100mg.