Description

Phenylalanyl-Lysyl-Phenylalanine is a synthetic tripeptide composed of the amino acids phenylalanine, lysine, and phenylalanine. This compound is of significant interest in biochemical research and pharmaceutical development due to its role as a specific peptide sequence. It is primarily utilized by research institutions and manufacturers in the life sciences sector for applications in peptide synthesis, drug discovery, and as a biochemical tool.

Application

• Biochemical Research: Used as a standard, substrate, or intermediate in enzymatic studies and metabolic pathway investigations.
• Pharmaceutical Development: Serves as a building block or a key sequence in the synthesis of novel therapeutic peptides and peptidomimetics.
• Protease/Enzyme Substrate: Acts as a specific substrate for studying the activity and inhibition of proteolytic enzymes like trypsin or chymotrypsin.
• Cell Biology Studies: Employed in research related to cell signaling, receptor-ligand interactions, and peptide transport mechanisms.
• Cosmetic Peptide Synthesis: Potential use as a raw material or an intermediate in the synthesis of bioactive peptides for cosmetic applications.
• Academic & Industrial R&D: A critical reagent for universities, contract research organizations (CROs), and biotech companies engaged in peptide-based innovation.

Basic Information

Product Name	Phenylalanyl-Lysyl-Phenylalanine
CAS No.	63472-64-0
Molecular Formula	C27H37N5O5
Molecular Weight	511.62 g/mol
Synonyms	Phe-Lys-Phe; FKF; FK-F; L-Phenylalanyl-L-lysyl-L-phenylalanine; H-Phe-Lys-Phe-OH; Phenylalanine-Lysine-Phenylalanine; Tripeptide FKF; N-(N-L-Phenylalanyl-L-lysyl)-L-phenylalanine
EINECS	Contact for details

Quality Control

Our Phenylalanyl-Lysyl-Phenylalanine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets high-grade specifications for research and development. Certificates of Analysis (COA) with detailed chromatographic data are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed in a desiccated environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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