CAS 1228665-92-6 appears in our catalog under these names: 2,3-Dihydro-1h-pyrido[3,4-b][1,4]oxazine-8-carboxylic acid, 95%, 2,3-Dihydro-1H-pyrido(3,4-b)(1,4)oxazine-8-carboxylic acid, 95+%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 100mg, 1g, 250mg.