TCI C1124 N-Carbobenzoxyoxysuccinimide (Z-OSu, CAS 13139-17-8) is an activated succinimidyl ester used to install the carbobenzyloxy (Cbz) protecting group on amines. As a solid reagent it offers easier weighing and cleaner reaction profiles than benzyl chloroformate, with N-hydroxysuccinimide as the readily removed by-product. It is widely applied in peptide synthesis, medicinal chemistry, and chemical biology where selective N-terminal protection and orthogonal deprotection by hydrogenolysis are required. AMI Scientific supplies this TCI product in 25 g and 250 g pack sizes for Indonesian research laboratories.
TCI brochures (PDF)
- Protecting Agents 2025-03-25 · p. 10
- Reagents for Glyco Chemistry & Biology 5th Edition · p. 132
- Amino Acids and Peptide Synthesis Reagents 2025-08-14 · p. 40
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Product Categories
- Chemical BiologyPeptide ChemistryAmine Protection [Peptide Chemistry]
- Chemical BiologyGlycoscienceReagents for Oligosaccharide Synthesis [Glycoscience]
- Synthetic ReagentsProtection, Deprotection, DerivatizationProtecting and Derivatizing Reagents [Synthetic Reagents]
- Pharmaceutical Development and Drug Discovery Research ReagentsPeptide ChemistryAmine Protection [Peptide Chemistry]



![N-[(9H-Fluoren-9-ylmethoxy)carbonyloxy]succinimide (CAS 82911-69-1) - TCI F0239 - AMI Scientific](http://amiscientific.com/cdn/shop/files/TCI2510F0239.jpg?v=1769180793&width=533)




