CAS 20781-21-9 appears in our catalog under these names: 2,4–Dimethoxybenzylamine hydrochloride, 2,4-Dimethoxybenzylamine hydrochloride, (2,4-Dimethoxyphenyl)methanamine hydrochloride 98%, (2,4-Dimethoxyphenyl)methanamine hydrochloride, 98%, 98%, 2,4-Dimethoxy-benzylamine hydrochloride, 98%. Offered by: GLPBio, Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 25g, 5g, 100g, 500g, 1g.