CAS 34098-18-5 appears in our catalog under these names: 3-Chloro-4,5-dihydroxybenzaldehyde 97%, 3-Chloro-4,5-dihydroxybenzaldehyde, 97%, 97%, 3-Chloro-4,5-dihydroxybenzaldehyde, 3-Chloro-4,5-dihydroxybenzaldehyde, 97%. Offered by: Ambeed, Chemat, HPC Standards, Fluorochem. Available pack sizes: 100mg, 250mg, 1g, 5g, 50mg, 1x10mg, 500mg, 2.5g.