Products for peptide and combinatorial chemistry Products Purity (HPLC) CAS No. Boc Anhydride 99% min. [24424-99-5] Z-Cl (Cbz-Cl) 95% min. [501-53-1] Z-OSu (Cbz-OSu) 98% min. [13139-17-8] 9-Fluorenylmethanol 99% min. [24324-17-2] Coupling Reagents Product Purity (HPLC) CAS No. CDI (N,N'-Carbonyldiimidazole) 98% min. [530-62-1] DCC (N,N'-Dicyclohexylcarbodiimide ) 98% min. [538-75-0] DEPBT 98% min. [165534-43-0] DIC 98.5%min. [693-13-0] EDC.HCl 98.5%min. [25952-53-8] HATU 99%min. [148893-10-1]