CAS 510737-50-5 appears in our catalog under these names: 1-(1,2-Dihydroacenaphthylen-5-yl)-5-oxopyrrolidine-3-carboxylic acid, 95%, 1-(1,2-Dihydroacenaphthylen-5-yl)-5-oxopyrrolidine-3-carboxylic acid, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 5g, 1g.