CAS 13437-63-3 appears in our catalog under these names: Carbobenzyloxyglycylglycine methyl ester, 95%, Methyl 2-(2-(((benzyloxy)carbonyl)amino)acetamido)acetate, 97%, 97%. Offered by: Combi-blocks, Chemat. Available pack sizes: 5g, 1g, 100mg, 250mg.