CAS 201290-11-1 appears in our catalog under these names: H–D–Trp(Boc)–OH, H-D-Trp(Boc)-OH, 98%, Nin-Boc-D-tryptophan, H-D-Trp(Boc)-OH 98%, H-D-TRP(BOC)-OH, 98%, 98%. Offered by: GLPBio, Combi-blocks, Biosynth, Ambeed, Chemat. Available pack sizes: 1g, 25g, 5g, 100g, 1000mg.