Peptides & Building Blocks

Fmoc-N-Methyl-L-Leucine

  • CAS No.103478-62-2
  • GradeIndustrial / Pharmaceutical
  • Availability● In Stock

High-purity Fmoc-N-Methyl-L-Leucine designed for advanced peptide synthesis and pharmaceutical intermediate applications.

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Product Technical Details

Product Overview

Fmoc-N-Methyl-L-Leucine is a specialized N-protected amino acid derivative extensively utilized in the field of modern peptide chemistry and pharmaceutical development. As a critical building block, this compound features a fluorenylmethoxycarbonyl (Fmoc) protecting group on the nitrogen atom, combined with a methyl substitution that enhances metabolic stability and conformational restriction in final peptide structures. Our manufacturing process ensures exceptional purity levels, making it an ideal choice for researchers and industrial manufacturers focused on high-value therapeutic peptides.

The incorporation of N-methylated amino acids like this leucine derivative is a strategic approach in drug design to improve bioavailability and resist enzymatic degradation. We supply this material under strict quality control standards, catering to the rigorous demands of the global pharmaceutical and biotechnology sectors.

Key Specifications

ParameterValue
CAS Number103478-62-2
Molecular FormulaC22H25NO4
Molecular Weight367.44 g/mol
AppearanceWhite Powder
Purity (Assay)≥98.0%
Melting Point113-116 °C
Storage ConditionsCool, dry, well-ventilated place

Industrial Applications

This compound serves as a vital intermediate in the solid-phase peptide synthesis (SPPS) process. Its primary application lies in the construction of complex peptide chains where N-methylation is required to modulate pharmacokinetic properties. The Fmoc group allows for orthogonal protection strategies, facilitating efficient coupling reactions without interfering with other functional groups present in the molecule.

  • Pharmaceutical Intermediate: Used in the synthesis of peptide-based drugs and therapeutic candidates.
  • Peptide Coupling: Enables efficient amide bond formation during chain elongation.
  • Research and Development: Essential for laboratories developing novel peptide mimetics and modified biologics.
  • Custom Synthesis: Suitable for bespoke manufacturing routes requiring high stereochemical integrity.

Quality Assurance and Handling

We prioritize product integrity throughout the supply chain. Each batch of Fmoc-N-Methyl-L-Leucine undergoes comprehensive analytical testing, including HPLC and NMR spectroscopy, to verify identity and purity. A Certificate of Analysis (COA) is provided with every shipment to ensure compliance with international standards. For optimal stability, the material should be stored in tightly closed containers away from moisture and direct light. Proper handling procedures should be followed to maintain the chemical properties during storage and usage in industrial settings.