CAS 72120-71-9 appears in our catalog under these names: L-3-Benzothienylalanine, 96%, L-3-Benzothienylalanine, >95% (HPLC), H–β–(3–Benzothienyl)–Ala–OH, H-3-BenzoThienyl-Ala-OH 97%, (S)-2-Amino-3-(benzo[b]thiophen-3-yl)propanoic acid, 98%, 98%. Offered by: Combi-blocks, TRC, GLPBio, Ambeed, Chemat. Available pack sizes: 1g, 10g, 5g, 25g, 100mg, 10mg, 25mg, 250mg.