CAS 40638-98-0 appears in our catalog under these names: 3-Acetylamino-3-phenyl-propionic acid, 97%, Ac–DL–β–Phe–OH, N-Acetyl-DL-²-phenylalanine, Ac-DL-β-Phe-OH 97%, Ac-DL-β-Phe-OH, 97%, 97%. Offered by: Combi-blocks, GLPBio, Biosynth, Ambeed, Chemat. Available pack sizes: 1g, 5g, 10g, 25g, 250mg.