CAS 13252-84-1 appears in our catalog under these names: 4-Hydroxy-6-methoxy-2H-chromen-2-one 95%, 4-Hydroxy-6-methoxy-2H-chromen-2-one, 95%, 95%, 4-Hydroxy-6-methoxy-2H-chromen-2-one, 98%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 100mg, 250mg, 1g, 5g.