CAS 117103-53-4 appears in our catalog under these names: 2–Bromo–5–nitropyrazine, 2-Bromo-5-nitropyrazine 95%, 2-Bromo-5-nitropyrazine, 95%, 95%, 2-Bromo-5-nitropyrazine, 98%. Offered by: GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 100mg, 1g, 250mg, 5g, 25g.