CAS 40400-68-8 appears in our catalog under these names: 6-Oxo-1,2-dihydro-6h-pyrrolo[3,2,1-ij]quinoline-5-carboxylic acid, 95%, 6-Oxo-2,6-dihydro-1H-pyrrolo(3,2,1-ij)quinoline-5-carboxylic acid, 95+%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 10g, 5g, 1g.