CAS 3919-88-8 appears in our catalog under these names: 2-(5-Phenyl-1,2-oxazol-3-yl)acetic acid, 95%, 2-(5-Phenylisoxazol-3-yl)acetic acid, 97%, 2-(5-Phenyl-1,2-oxazol-3-yl)acetic acid. Offered by: Combi-blocks, AmBeed, Biosynth. Available pack sizes: 5g, 1g, 250mg, 10g, 100mg.