CAS 496-63-9 appears in our catalog under these names: Pyromeconic Acid, Pyromeconic acid, Pyromeconic acid/ 99.85% (existing batch purity), 3-Hydroxy-4H-pyran-4-one, 97%, 97%, Pyromeconic acid, 99.01%. Offered by: TRC, GLPBio, TargetMol, Biosynth, Chemat. Available pack sizes: 100mg, 500mg, 1g, 5g, 10mg, 25mg, 50mg, 200mg.