CAS 67818-41-1 appears in our catalog under these names: 1-(2-Chloro-4-nitrophenyl)ethanone 98%, 1-(2-Chloro-4-nitrophenyl)ethanone, 98%, 1-(2-Chloro-4-nitrophenyl)ethanone, 98%, 98%, 2'–Chloro–4'–nitroacetophenone, 2'-Chloro-4'-nitroacetophenone. Offered by: Ambeed, Fluorochem, Chemat, GLPBio, Biosynth. Available pack sizes: 250mg, 1g, 5g, 25g, 10g, 100g, 100mg.