CAS 57153-42-1 appears in our catalog under these names: 4H,6H,7H-thieno[3,2-c]pyran-4-ylmethanamine hydrochloride, 95%, (6,7-Dihydro-4H-thieno(3,2-c)pyran-4-yl)methanamine hydrochloride, 95%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 1g, 250mg, 100mg, 5g, 10g.