CAS 4604-72-2 appears in our catalog under these names: Pyrazine–2–thio Carboxamide, Pyrazine-2-carbothioamide 95%, PYRAZINE-2-THIOCARBOXAMIDE, 97%, Pyrazine-2-carbothioamide, 99.63%, Pyrazine-2-carbothioamide, 95%. Offered by: GLPBio, Ambeed, Sigma-Aldrich, MedChemExpress, Fluorochem. Available pack sizes: 1g, 100mg, 250mg, 500mg, 5g, 10g, 25g, 5 g.