CAS 21495-41-0 appears in our catalog under these names: 2–Amino–3–(2–methyl–1H–indol–3–yl)propanoic acid, 2-Methyl-DL-tryptophan, H-DL-Trp(2-Me)-OH 95%, 2-Methyl-DL-tryptophan, 95%, 95%. Offered by: GLPBio, Biosynth, Ambeed, Chemat. Available pack sizes: 100mg, 1g, 250mg, 500mg, 1000mg, 2000mg.