Description

Lysyl-5-Fluorotryptophyl-Lysine is a specialized synthetic tripeptide derivative, incorporating a fluorinated tryptophan residue. This compound is of significant interest in advanced biochemical and pharmaceutical research due to its unique structural modifications. It serves as a critical building block and research tool for scientists in medicinal chemistry and peptide-based drug discovery.

Application

• Medicinal Chemistry Research: As a key intermediate in the synthesis of novel peptide-based drug candidates, particularly those targeting neurological or oncological pathways.
• Biochemical Probes: Used to study enzyme-substrate interactions, receptor binding, and protein folding mechanisms where fluorinated amino acids act as spectroscopic or stability markers.
• Pharmaceutical Development: Serves as a precursor for developing fluorinated peptide therapeutics with enhanced metabolic stability, bioavailability, and target specificity.
• Academic & Institutional Research: A valuable reagent for universities and R&D institutes exploring the structure-activity relationships (SAR) of modified peptides.
• Proteomics & Peptide Library Synthesis: Employed in the construction of diverse peptide libraries for high-throughput screening against various biological targets.

Basic Information

Product Name	Lysyl-5-Fluorotryptophyl-Lysine
CAS No.	96914-16-8
Molecular Formula	C24H36FN7O5
Molecular Weight	521.59 g/mol
Synonyms	Lys-5-F-Trp-Lys; 5-Fluorotryptophan-containing Tripeptide; K-5F-W-K; N2-[(2S)-2,6-Diaminohexanoyl]-5-fluoro-L-tryptophyl-L-lysine; H-Lys(5-F-Trp)-Lys-OH; FK-22 (Research Code); Fluorinated Tryptophan Peptide; L-Lysyl-5-fluoro-L-tryptophyl-L-lysine
EINECS	Contact for details

Quality Control

Our Lysyl-5-Fluorotryptophyl-Lysine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, MS for identity confirmation, and chiral analysis to ensure stereochemical integrity. Certificates of Analysis (COA) detailing all specifications are provided to guarantee consistent quality and traceability for your research and development needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C or as indicated on the label or COA. This product is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability. For long-term storage, consider desiccation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Assay	≥ 98.0% (on anhydrous basis)
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals	≤ 20 ppm
Specific Rotation	Contact for details

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