CAS 74051-47-1 appears in our catalog under these names: 3,5-Diiodo-l-tyrosine ethyl ester hydrochloride, 97%, (S)-Ethyl 2-amino-3-(4-hydroxy-3,5-diiodophenyl)propanoate hydrochloride, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 1g, 25g, 5g, 100g.