CAS 5425-81-0 appears in our catalog under these names: 2-Amino-(4'-nitro)acetophenone hydrochloride, 97%, 2-Amino-1-(4-nitrophenyl)ethanone Hydrochloride, >95% (HPLC), 2-Amino-1-(4-nitrophenyl)ethanone hydrochloride, 97%, 97%, 2-Amino-(4'-nitro)acetophenone hydrochloride, 98%. Offered by: Combi-blocks, TRC, Chemat, Fluorochem. Available pack sizes: 1g, 10g, 5g, 25g, 100mg, 500mg, 50mg, 250mg.