Description

L-Leucine, L-Valyl-L-Tyrosyl-L-α-Aspartyl-L-Phenylalanyl-L-Phenylalanyl-L-Valyl-L-Tryptophyl- is a high-purity, synthetic peptide sequence of significant interest in advanced biochemical research and pharmaceutical development. This compound is valued for its specific structure, which makes it a crucial building block for studying protein-protein interactions, enzyme specificity, and as a potential precursor for novel therapeutic agents. It is primarily utilized by research institutions, biotechnology companies, and pharmaceutical R&D departments focused on peptide-based drug discovery and biochemical analysis.

Application

• Pharmaceutical Research & Development: As a key intermediate or reference standard in the discovery and synthesis of novel peptide-based therapeutics.
• Biochemical Research: For studying enzyme kinetics, receptor binding assays, and investigating specific biological pathways.
• Proteomics & Molecular Biology: Used as a tool compound in mass spectrometry studies, protein sequencing, and structural biology research.
• Academic Research: Serves as a critical reagent in university and institutional labs for advanced studies in peptide chemistry and medicinal chemistry.
• Standards & Calibration: Acts as a high-purity analytical standard for method development and quality control in analytical laboratories.

Basic Information

Product Name	L-Leucine, L-Valyl-L-Tyrosyl-L-α-Aspartyl-L-Phenylalanyl-L-Phenylalanyl-L-Valyl-L-Tryptophyl-
CAS No.	187671-49-4
Molecular Formula	C68H86N12O15
Molecular Weight	1287.5 g/mol (approx.)
Synonyms	Valyl-Tyrosyl-Aspartyl-Phenylalanyl-Phenylalanyl-Valyl-Tryptophyl-Leucine; VYDFFVWL; H-Val-Tyr-Asp-Phe-Phe-Val-Trp-Leu-OH; Peptide VYDFFVWL; L-Val-L-Tyr-L-Asp-L-Phe-L-Phe-L-Val-L-Trp-L-Leu; CAS 187671-49-4; Octapeptide VYDFFVWL
EINECS	Contact for details

Quality Control

Our L-Leucine, L-Valyl-L-Tyrosyl-L-α-Aspartyl-L-Phenylalanyl-L-Phenylalanyl-L-Valyl-L-Tryptophyl- is manufactured under strict quality systems suitable for research applications. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via mass spectrometry. Certificates of Analysis (COA) detailing purity, assay, and related substances are provided with every shipment to ensure traceability and compliance with your research 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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed in a dry environment to prevent degradation. For long-term storage, consider desiccants or inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference standard
Assay (HPLC)	≥ 95.0%
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 5.0%
Heavy Metals	≤ 20 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.