CAS 13481-25-9 appears in our catalog under these names: 2,3–Dicyanopyrazine, 2,3-Dicyanopyrazine, >99.0%(GC), 2,3-Dicyanopyrazine, Pyrazine-2,3-dicarbonitrile 99%, 2,3-PYRAZINEDICARBONITRILE, 98%. Offered by: GLPBio, TCI, Thermo Scientific (Acros), Ambeed, Sigma-Aldrich. Available pack sizes: 100g, 25g, 5g, 1g, 10g.