CAS 75395-42-5 appears in our catalog under these names: 2-Ethyl-1,3-oxazole-4-carboxylic acid, 95%, 2-Ethyloxazole-4-carboxylic acid, 96%, 2–Ethyloxazole–4–carboxylic acid. Offered by: Combi-blocks, AmBeed, GLPBio. Available pack sizes: 250mg, 1g, 10g, 5g, 100mg.