CAS 201668-30-6 appears in our catalog under these names: Dicyclohexylamine (S)-2-(((benzyloxy)carbonyl)amino)-6-(tert-butoxy)-6-oxohexanoate, 95%, Cbz-aad(otbu)-oh dcha, 95%, Z–Aad(OtBu)–OH · DCHA, Z-L-Aad(tBu)-OH*DCHA, Cbz-Aad(OtBu)-OH.DCHA, 95%. Offered by: BLDpharm, Combi-blocks, GLPBio, Iris Biotech, Ambeed. Available pack sizes: 100mg, 250mg, 1g, 5g.