CAS 909352-77-8 appears in our catalog under these names: 6-Nitropyrido[1,2-a]benzimidazole-8-carboxylic acid, 95%, 6-Nitrobenzo(4,5)imidazo(1,2-a)pyridine-8-carboxylic acid, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 500mg, 1g, 5g.