CAS 20898-44-6 appears in our catalog under these names: Boc-his(bzl)-oh, 95%, 2-[(2-Methylpropan-2-yl)oxycarbonylamino]-3-[1-(phenylmethyl)imidazol-4-yl]propanoic acid, 95%, τ–Benzyl–Nα–(tert–butoxycarbonyl)–L–histidine, Boc-L-His(Bzl)-OH, tele-Benzyl-Nalpha-(tert-butoxycarbonyl)-L-histidine, >98.0%(T). Offered by: Combi-blocks, GLPBio, Iris Biotech, TCI, Chemat. Available pack sizes: 1g, 25g, 250mg, 5g, 100mg, 50g, 100g.