Description

Lysyl-Phenylalanyl-Lysine CAS NO 54925-87-0 is a synthetic tripeptide composed of lysine and phenylalanine residues. This compound is of significant interest in biochemical and pharmaceutical research due to its role as a specific peptide substrate or a structural motif. It is primarily utilized by research institutions, pharmaceutical developers, and biotechnology companies engaged in proteomics, enzyme kinetics studies, and the development of novel therapeutic agents.

Application

• Biochemical Research: Used as a defined substrate for studying the activity and specificity of proteolytic enzymes like trypsin and other serine proteases.
• Pharmaceutical Development: Serves as a key intermediate or a model compound in the synthesis and design of more complex peptide-based drugs and inhibitors.
• Proteomics & Diagnostics: Employed in the development of assay kits and diagnostic tools for detecting and quantifying specific enzyme activities in biological samples.
• Nutraceutical Research: Investigated for potential bioactive properties, contributing to studies on peptide absorption and metabolic pathways.
• Academic & Industrial R&D: A fundamental tool for universities and corporate R&D labs exploring peptide chemistry, structure-activity relationships (SAR), and molecular biology.

Basic Information

Product Name	Lysyl-Phenylalanyl-Lysine
CAS No.	54925-87-0
Molecular Formula	C21H34N6O4
Molecular Weight	434.54 g/mol
Synonyms	Lys-Phe-Lys; KFK; H-Lys-Phe-Lys-OH; L-Lysyl-L-phenylalanyl-L-lysine; Lysine-phenylalanine-lysine; Tripeptide KFK; N2-(N6-L-Lysyl-L-phenylalanyl)-L-lysine
EINECS	Contact for details

Quality Control

Our Lysyl-Phenylalanyl-Lysine is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing specific results is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Purity (HPLC)	≥ 98.0% (Total Peptide Content)
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.