CAS 21784-73-6 appears in our catalog under these names: 4–Iodo–2–nitrophenol, 4-Iodo-2-nitrophenol, 4-Iodo-2-nitrophenol 95%, 4-IODO-2-NITROPHENOL, 95%, 95%, 4-Iodo-2-nitrophenol, 97%. Offered by: GLPBio, Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 25g, 5g, 10g, 50g, 250mg, 100g.