Description

Tyr-Ser-Leu CAS NO 852982-42-4 is a high-purity tripeptide composed of the amino acids Tyrosine, Serine, and Leucine. This compound is a critical building block in advanced pharmaceutical research and development, particularly for peptide-based therapeutics. It is primarily utilized by research institutions, pharmaceutical companies, and biotechnology firms engaged in drug discovery, metabolic studies, and the synthesis of novel bioactive peptides.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of complex peptide drugs and active pharmaceutical ingredients (APIs).
• Biomedical Research: Used as a standard or substrate in enzymatic studies, receptor-ligand binding assays, and metabolic pathway investigations.
• Peptide Synthesis: An essential raw material for solid-phase and solution-phase peptide synthesis (SPPS) to create longer peptide chains with specific biological activities.
• Nutraceutical Development: Investigated for potential applications in functional food and dietary supplement formulations targeting specific health benefits.
• Bioconjugation: Can be used in the development of peptide-drug conjugates (PDCs) and other targeted delivery systems.

Basic Information

Product Name	Tyr-Ser-Leu
CAS No.	852982-42-4
Molecular Formula	C20H30N4O7
Molecular Weight	438.48 g/mol
Synonyms	L-Tyrosyl-L-seryl-L-leucine; Tyrosine-Serine-Leucine; YSL; TSL; H-Tyr-Ser-Leu-OH; L-Tyr-L-Ser-L-Leu; NSC 760443; Tripeptide YSL
EINECS	Contact for details

Quality Control

Our Tyr-Ser-Leu is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and residual solvent screening, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 98.0%
Assay	95.0% - 105.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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