Description

Fmoc-D-Lys(Teoc)-OH is a protected, non-natural amino acid derivative designed for advanced solid-phase peptide synthesis (SPPS). This compound matters for its critical role in constructing complex peptides with high precision, offering orthogonal protection for the lysine side chain to prevent unwanted side reactions. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and life sciences sectors who require high-purity building blocks for drug discovery and development.

Application

• As a key building block in the solid-phase synthesis of therapeutic peptides and peptidomimetics.
• For the research and development of novel peptide-based active pharmaceutical ingredients (APIs) and drug candidates.
• In the synthesis of complex peptides requiring orthogonal side-chain protection strategies, particularly for lysine residues.
• As a critical reagent in the production of custom peptides for biochemical and pharmacological studies.
• For the development of peptide libraries used in high-throughput screening for drug discovery.
• In the preparation of peptide-conjugates for diagnostic and targeted drug delivery applications.

Basic Information

Product Name	Fmoc-D-Lys(Teoc)-OH
CAS No.	198545-00-5
Molecular Formula	C27H34N2O6Si
Molecular Weight	510.66 g/mol
Synonyms	Fmoc-D-Lysine(Teoc)-OH; N-α-Fmoc-N-ε-(2-(trimethylsilyl)ethoxycarbonyl)-D-lysine; Fmoc-D-Lys(Teco)-OH; (2R)-6-({[2-(Trimethylsilyl)ethoxy]carbonyl}amino)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)hexanoic acid; Fmoc-D-Lys(2-trimethylsilylethoxycarbonyl)-OH; N-ε-Teoc-N-α-Fmoc-D-lysine; Fmoc-D-Lys(Teoc)-OH CAS 198545-00-5
EINECS	Contact for details

Quality Control

Our Fmoc-D-Lys(Teoc)-OH is manufactured under strict quality systems to ensure the high purity and consistency required for sensitive synthetic applications. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (IR)	Conforms
Assay (HPLC)	≥98.0%
Specific Rotation	Contact for details
Water Content (KF)	≤1.0%
Heavy Metals	≤20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.