Description

H-Ala-Ala-Lys-Oh Hcl is a high-purity, protected tripeptide derivative used as a critical building block in advanced organic synthesis. This compound matters for its role in constructing complex peptide sequences and as a key intermediate in pharmaceutical research and development. It is primarily needed by researchers and manufacturers in the pharmaceutical, biotechnology, and life science sectors for applications in drug discovery, proteomics, and the synthesis of bioactive peptides.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block in the solid-phase and solution-phase synthesis of novel therapeutic peptides and peptidomimetics.
• Biochemical Research: Used as a substrate or standard in enzymatic studies, proteomics research, and investigations into peptide structure-activity relationships (SAR).
• Antibiotic Development: Acts as a key fragment in the research and synthesis of peptide-based antibiotics and antimicrobial agents.
• Cosmeceutical Peptides: Employed in the development of bioactive peptide ingredients for advanced skincare and anti-aging formulations.
• Diagnostic Reagent Synthesis: Utilized in the production of peptide conjugates for immunoassays, biosensors, and diagnostic kits.
• Academic & Industrial R&D: Provides a reliable, high-quality reagent for universities and corporate R&D departments exploring peptide chemistry and new molecular entities.

Basic Information

Product Name	H-Ala-Ala-Lys-Oh Hcl
CAS No.	104583-14-4
Molecular Formula	C12H24N4O4 • HCl
Molecular Weight	324.80 g/mol (Free base: 288.34 g/mol)
Synonyms	H-Ala-Ala-Lys-OH hydrochloride; L-Alanyl-L-alanyl-L-lysine hydrochloride; Ala-Ala-Lys-OH • HCl; AAK-OH hydrochloride; N-(N-L-Alanyl-L-alanyl)-L-lysine hydrochloride; Tripeptide AAK hydrochloride; Protected Lysine Tripeptide; (2S)-2-[[(2S)-2-[[(2S)-2,6-diaminohexanoyl]amino]propanoyl]amino]propanoic acid hydrochloride
EINECS	Contact for details

Quality Control

Our H-Ala-Ala-Lys-Oh Hcl is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the high standards required for research and pharmaceutical applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles 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). This product is hygroscopic (moisture-sensitive). For long-term storage, consider desiccated conditions or storing under an inert atmosphere to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 97.0%
Assay (Titration)	98.0 - 102.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Impurity (HPLC)	≤ 1.0%

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