CAS 842-01-3 appears in our catalog under these names: 7,8-Dihydroxy-4-phenyl-2h-chromen-2-one, 95%, 4-Phenyl-7,8-dihydroxycoumarin, 95+%, 4-Phenyl-7,8-dihydroxycoumarin/ 99.82% (existing batch purity), 7,8–Dihydroxy–4–phenylcoumarin, 4–Phenyl–7,8–dihydroxycoumarin. Offered by: Combi-blocks, AmBeed, TargetMol, GLPBio, Chemat. Available pack sizes: 1g, 10g, 5mg, 10mg, 25mg, 50mg, 100mg, 500mg.