CAS 50274-58-3 appears in our catalog under these names: 4,5-Dichloro-2-hydroxybenzoic acid, 4,5-Dichloro-2-hydroxybenzoic acid 97%, 4,5-Dichloro-2-hydroxybenzoic acid, 98%, 98%, 4,5-Dichloro-2-hydroxybenzoic acid, 98%. Offered by: Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 100mg, 250mg.