CAS 1017335-38-4 appears in our catalog under these names: 2-[(Phenylsulfonyl)methyl]pyrrolidine hydrochloride, 95%, 2-((Phenylsulfonyl)methyl)pyrrolidine, 98+%. Offered by: Combi-blocks, Chemat Brand. Available pack sizes: 250mg, 1g, 5g, on request.