Description

H-Lys-Ala-Ala-Oh is a high-purity tripeptide derivative featuring a lysine residue at the N-terminus. This compound is a valuable building block in peptide synthesis and biochemical research, offering a specific sequence for studying enzyme-substrate interactions and protein structure-function relationships. It is primarily utilized by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers developing novel bioactive peptides and therapeutic agents.

Application

• Pharmaceutical Research & Development: Serves as a critical intermediate or reference standard in the synthesis of more complex peptide-based drug candidates and diagnostic agents.
• Biochemical Studies: Used as a substrate or model compound for investigating the specificity and kinetics of proteolytic enzymes like trypsin and other serine proteases.
• Peptide Library Construction: Acts as a key component in solid-phase or solution-phase peptide synthesis for creating focused libraries to screen for biological activity.
• Nutritional Science Research: Employed in studies exploring the bioavailability and metabolic pathways of specific amino acid sequences.
• Cosmeceutical Ingredient Synthesis: Utilized as a precursor in the development of specialized peptide ingredients for advanced skincare formulations.
• Academic & Industrial Laboratories: Functions as a high-purity reagent for method development, calibration, and quality control in analytical chemistry workflows.

Basic Information

Product Name	H-Lys-Ala-Ala-Oh
CAS No.	34385-54-1
Molecular Formula	C12H23N5O4
Molecular Weight	301.34 g/mol
Synonyms	L-Lysyl-L-alanyl-L-alanine; Lys-Ala-Ala; KAA; H-Lys-Ala-Ala-OH; N2-[(Nα-L-Alanyl-L-alanyl)]-L-lysine; Ala-Ala-Lys; L-Alanyl-L-alanyl-L-lysine; Tripeptide KAA
EINECS	Contact for details

Quality Control

Every batch of H-Lys-Ala-Ala-Oh is manufactured under strict quality management systems. We provide comprehensive analytical documentation to ensure product integrity and traceability for your research and production needs. Our standard quality commitment includes HPLC purity verification, chiral purity confirmation, and identity validation by spectroscopic methods. Certificates of Analysis (COA) detailing batch-specific results are available upon request.

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 under dry, inert conditions to maintain stability and purity. For long-term storage, consider desiccated or inert atmosphere packaging.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% (L-isomer)
Water Content (KF)	≤ 1.0%
Heavy Metals	≤ 10 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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