CAS 940-07-8 appears in our catalog under these names: Pyrazine-2,6-dicarboxylic acid 95%, Pyrazine-2，6-dicarboxylic acid, 95%, 95%, Pyrazine-2，6-dicarboxylic acid, 95%, Pyrazine-2,6-dicarboxylic acid, 97%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 5g, 25g, 100mg, 10g.