CAS · 109425-55-0
Product Overview
Nalpha-Fmoc-Ndelta-Boc-L-ornithine is a high-purity amino-acids supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | White to off-white powder |
|---|---|
| Purity (HPLC): | 99% min |
| IR spectrum: | In accordance with structure |
| Specific Rotation [α]D20: | -8±2.5° (C=1, DMF) |
| Water (KF): | 1.0% max |
Applications
Nα-Fmoc-Nδ-Boc-L-ornithine is a protected amino acid derivative extensively used in peptide synthesis and medicinal chemistry. The Fmoc (9-fluorenylmethyloxycarbonyl) group protects the α-amino group, while the Boc (tert-butoxycarbonyl) group protects the δ-amino side chain, allowing selective deprotection and stepwise peptide chain elongation. This dual-protected ornithine is commonly employed in solid-phase peptide synthesis (SPPS) for the construction of complex peptides, peptidomimetics, and bioactive molecules. It is particularly useful for the synthesis of cyclic peptides, enzyme inhibitors, and receptor-targeting therapeutics. Additionally, it serves as a versatile building block for research in medicinal chemistry, enabling structure–activity relationship (SAR) studies and the development of modified peptide analogs with enhanced biological properties.
Benefits
The benefits of Nα-Fmoc-Nδ-Boc-L-ornithine derive from its dual protection strategy, chemical stability, and compatibility with peptide synthesis protocols. The Fmoc and Boc groups allow selective removal under mild conditions, preventing undesired side reactions during multi-step synthesis. Its high purity and stereochemical integrity ensure reproducible peptide coupling, high yields, and retention of biological activity in the resulting peptides. The compound's solubility in common organic solvents and stability under standard laboratory conditions further enhance its practicality for both research and industrial peptide synthesis. Its versatility enables efficient incorporation into diverse peptide sequences and facilitates the creation of structurally complex and biologically active molecules.
Conclusion
Nα-Fmoc-Nδ-Boc-L-ornithine is a highly valuable protected amino acid for peptide synthesis and medicinal chemistry. Its dual Fmoc and Boc protection provides controlled reactivity, enabling the construction of complex peptides, cyclic structures, and peptidomimetics. By supporting selective deprotection, efficient coupling, and reproducible synthesis, it continues to play a critical role in drug discovery, peptide research, and the development of bioactive compounds.
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