Description

Methionyl-Tyrosyl-Lysine CAS NO 73674-95-0 is a synthetic tripeptide composed of the amino acids methionine, tyrosine, and lysine. This compound is of significant interest for research and development in the life sciences, particularly in the study of peptide structure, function, and bioactivity. It serves as a critical building block and reference standard for pharmaceutical, biotechnology, and academic laboratories focused on peptide synthesis, metabolic studies, and novel therapeutic discovery.

Application

• Pharmaceutical Research & Development: Used as a key intermediate or reference standard in the synthesis and study of more complex bioactive peptides and potential drug candidates.
• Biochemical Research: Serves as a substrate or model compound in enzymatic studies, metabolic pathway analysis, and protein-peptide interaction assays.
• Cosmeceutical Formulation: Investigated for potential applications in advanced skincare products targeting specific biological pathways due to its constituent amino acids.
• Academic & Institutional Laboratories: Employed as a high-purity reagent for teaching and fundamental research in biochemistry, medicinal chemistry, and molecular biology.
• Peptide Library Synthesis: Acts as a fundamental unit in the combinatorial construction of peptide libraries for high-throughput screening and discovery platforms.
• Diagnostic Development: Potential use in the development of diagnostic assays and kits where specific peptide sequences are required as antigens or calibrators.

Basic Information

Product Name	Methionyl-Tyrosyl-Lysine
CAS No.	73674-95-0
Molecular Formula	C20H32N4O6S
Molecular Weight	456.56 g/mol
Synonyms	Met-Tyr-Lys; Methionine-Tyrosine-Lysine; H-Met-Tyr-Lys-OH; L-Methionyl-L-tyrosyl-L-lysine; MTK; (2S)-2-[[(2S)-2-Amino-4-(methylsulfanyl)butanoyl]amino]-3-(4-hydroxyphenyl)propanoic acid; N-(N-L-Methionyl-L-tyrosyl)-L-lysine; NSC 334905
EINECS	Contact for details

Quality Control

Our Methionyl-Tyrosyl-Lysine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing all specifications are provided with every shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C for long-term stability. This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. Allow the sealed container to reach room temperature before opening to minimize moisture condensation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
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.