CAS 204058-24-2 appears in our catalog under these names: (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-2-(1-(tert-butoxycarbonyl)piperidin-4-yl)acetic acid, 98%, 4-[Carboxy-(9h-fluoren-9-ylmethoxycarbonylamino)-methyl]-piperidine-1-carboxylic acid tert-butyl ester, 95%, Fmoc-L-Gly(N-Boc-piperidin-4-yl)-OH, Fmoc-L-Gly(piperidyl-4-Boc)-OH, 98%, (S)-alpha-Fmoc-D-Boc-4-Piperidylglycine, 98%. Offered by: BLDpharm, Combi-blocks, Iris Biotech, Ambeed, Chemat. Available pack sizes: 50mg, 100mg, 250mg, 1g, 5g, 10g, 500mg.