Description

Lysyl-Valyl-Aspartyl-Leucine is a synthetic tetrapeptide with the sequence Lys-Val-Asp-Leu (KV-DL). This compound is valued for its role as a specific biochemical tool and a potential building block in advanced peptide synthesis and pharmaceutical research. It is primarily utilized by research institutions, biotechnology companies, and pharmaceutical developers engaged in proteomics, enzyme-substrate interaction studies, and the development of novel therapeutic agents.

Application

• Biochemical Research: Used as a substrate or inhibitor in enzymatic assays to study protease activity and specificity.
• Pharmaceutical Development: Serves as a key intermediate or reference standard in the R&D of peptide-based drugs and diagnostic agents.
• Proteomics & Cell Signaling Studies: Employed to investigate protein-protein interactions and signal transduction pathways.
• Cosmeceutical Research: Investigated for potential bioactive properties in advanced skincare formulations targeting specific cellular processes.
• Academic Research: A critical reagent for universities and laboratories studying peptide chemistry, metabolism, and molecular biology.
• Quality Control Standard: Used as a high-purity reference material in analytical laboratories for method development and validation.

Basic Information

Product Name	Lysyl-Valyl-Aspartyl-Leucine
CAS No.	140681-91-0
Molecular Formula	C24H44N6O7
Molecular Weight	528.65 g/mol
Synonyms	Lys-Val-Asp-Leu; KV-DL; H-Lys-Val-Asp-Leu-OH; L-Lysyl-L-valyl-L-α-aspartyl-L-leucine; Tetrapeptide KV-DL; Lysylvalylaspartylleucine; (S)-2,6-Diamino-4-((S)-2-((S)-1-((S)-1-carboxy-3-methylbutyl)amino)-4-carboxy-1-oxobutan-2-yl)amino)-1-hydroxyhexan-1-one
EINECS	Contact for details

Quality Control

Our Lysyl-Valyl-Aspartyl-Leucine is manufactured under strict 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. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive) and must be kept under dry, inert conditions to maintain stability and purity. For long-term storage, consider desiccants and temperature control.

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% (Total Peptide Content)
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%
Heavy Metals	≤ 20 ppm

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