Description

H-Lys-Tyr-Glu-Oh is a synthetic tripeptide composed of the amino acids L-Lysine, L-Tyrosine, and L-Glutamic acid. This compound is of significant interest in biochemical research and pharmaceutical development due to its specific sequence and the functional groups present in its side chains. It serves as a critical building block and model substrate for researchers in peptide synthesis, enzymology, and metabolic studies. Professionals in the pharmaceutical, biotechnology, and life science sectors require this high-purity peptide for advanced R&D applications.

Application

• Pharmaceutical Research & Development: Used as a key intermediate or reference standard in the development of novel peptide-based therapeutics and drug candidates.
• Biochemical Assays: Serves as a specific substrate or inhibitor in enzymatic studies to investigate protease or kinase activity and mechanisms.
• Peptide Synthesis: Acts as a crucial building block for the solid-phase or solution-phase synthesis of longer, more complex peptide chains.
• Metabolic Pathway Studies: Employed in research to understand the absorption, degradation, and metabolic fate of specific peptide sequences.
• Nutritional Science: Investigated for its potential bioactive properties and role as a source of specific amino acids.
• Academic Research: Utilized in university and institutional labs for fundamental studies in biochemistry, molecular biology, and medicinal chemistry.

Basic Information

Item	Details
Product Name	H-Lys-Tyr-Glu-Oh
CAS No.	23642-44-6
Molecular Formula	C₂₁H₃₂N₄O₈
Molecular Weight	468.50 g/mol
Synonyms	L-Lysyl-L-tyrosyl-L-glutamic acid; Lys-Tyr-Glu; H-Lys-Tyr-Glu-OH; L-Lys-L-Tyr-L-Glu; KYE; (2S)-2-[[(2S)-2,6-Diaminohexanoyl]amino]-3-(4-hydroxyphenyl)propanoic acid; (2S)-2-[[(2S)-2-[[(2S)-2,6-Diaminohexanoyl]amino]-3-(4-hydroxyphenyl)propanoyl]amino]pentanedioic acid; N2-(N6-L-Lysyl-L-tyrosyl)-L-glutamic acid
EINECS	Contact for details

Quality Control

Our H-Lys-Tyr-Glu-Oh is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity suitable for research applications. Each lot undergoes comprehensive analytical testing, including HPLC for purity assessment, MS for identity confirmation, and chiral analysis to guarantee the correct stereochemistry. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

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); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Assay (Titration)	≥ 98.0% (on anhydrous basis)
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm
Specific Rotation	Contact for details

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