Description

L-Lysine, L-Leucyl- is a high-purity dipeptide composed of the essential amino acids L-Lysine and L-Leucine. This compound is of significant interest for its role as a biochemical building block and a potential metabolic intermediate. It serves as a critical raw material for researchers and manufacturers in the pharmaceutical and nutraceutical industries, particularly in the development of peptide-based therapeutics, specialized nutritional supplements, and advanced cell culture media. Its defined structure ensures consistent performance in sensitive applications where purity and reliability are paramount.

Application

• Pharmaceutical Intermediate: Used in the research and synthesis of novel peptide drugs and bioactive compounds.
• Nutraceutical Formulation: Incorporated into specialized amino acid supplements and clinical nutrition products for targeted health benefits.
• Biochemical Research: Serves as a standard or reagent in enzymatic studies, metabolic pathway analysis, and proteomics research.
• Cell Culture & Fermentation: Acts as a defined nutrient component in high-performance media for mammalian cell culture and microbial fermentation processes.
• Cosmetic Peptides: Potential ingredient in advanced skincare formulations for its role in peptide complexes aimed at skin conditioning.

Basic Information

Product Name	L-Lysine, L-Leucyl-
CAS No.	6416-76-8
Molecular Formula	C12H25N3O3
Molecular Weight	259.35 g/mol
Synonyms	L-Leucyl-L-lysine; Leu-Lys; H-Leu-Lys-OH; L-Leucyl-L-lysine; Lys-Leu; (S)-2,6-Diamino-N-((S)-1-hydroxy-4-methylpentan-2-yl)hexanamide; N2-(L-Leucyl)-L-lysine; L-Lysine, N2-L-leucyl-
EINECS	Contact for details

Quality Control

Every batch of L-Lysine, L-Leucyl- is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure compliance with stringent in-house specifications suitable for research and development applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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