CAS 117391-57-8 appears in our catalog under these names: 3-Amino-3-(3,4-dichloro-phenyl)-propionic acid, 95%, 3–Amino–3–(3，4–dichlorophenyl)propanoic acid, H-β-DL-Phe(3,4-DiCl)-OH 95%, 3-Amino-3-(3，4-dichlorophenyl)propanoic acid, 95%, 95%, 3-(3,4-DICHLORO-PHENYL)-DL-BETA-ALANINE, 95%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 100mg.