CAS 145881-13-6 appears in our catalog under these names: Boc-d-arg(z)2-oh, 95%, Boc–D–Arg(Z)₂–OH, N-alpha-Boc-Nomega,omega''-bis-Z-D-arginine. Offered by: Combi-blocks, GLPBio, Biosynth. Available pack sizes: 250mg, 5g, 1g, 500mg, 1000mg, 2000mg, 5000mg.