Description

Aspartyl-Prolyl-Glutaminyl-Tyrosyl-Isoleucyl-Glutaminyl-Seryl-Arginine is a high-purity synthetic peptide sequence, also known by its CAS number 130007-44-2. This compound is valued for its specific biological activity and structural properties, making it a critical intermediate in advanced research and development. It is primarily utilized by the pharmaceutical, biotechnology, and life sciences industries for applications in peptide synthesis, drug discovery, and biochemical studies.

Application

• Pharmaceutical Research: Used as a key building block or reference standard in the development of novel peptide-based therapeutics and active pharmaceutical ingredients (APIs).
• Biochemical Studies: Serves as a substrate or inhibitor in enzymatic assays and for investigating protein-protein interactions and signal transduction pathways.
• Cosmeceutical Development: Incorporated into research for high-performance skincare formulations targeting specific biological functions.
• Diagnostic Reagents: Employed in the development of immunoassays, biosensors, and other diagnostic tools requiring specific peptide sequences.
• Academic & Contract Research: Essential raw material for universities and CROs (Contract Research Organizations) conducting fundamental life science research.

Basic Information

Product Name	Aspartyl-Prolyl-Glutaminyl-Tyrosyl-Isoleucyl-Glutaminyl-Seryl-Arginine
CAS No.	130007-44-2
Molecular Formula	C55H81N15O19
Molecular Weight	1240.33 g/mol
Synonyms	APQYIQSR; H-Asp-Pro-Gln-Tyr-Ile-Gln-Ser-Arg-OH; Aspartylprolylglutaminyltyrosylisoleucylglutaminylserylarginine; Peptide APQYIQSR; Argireline Fragment; Acetyl Hexapeptide-8 Related Peptide; CAS 130007-44-2
EINECS	Contact for details

Quality Control

Our Aspartyl-Prolyl-Glutaminyl-Tyrosyl-Isoleucyl-Glutaminyl-Seryl-Arginine is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, MS for identity confirmation, and tests for residual solvents and related substances. We provide full traceability and Certificates of Analysis (COA) are available for all shipments to ensure compliance with your research and development specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C (refrigerated) or as indicated on the label or COA. Due to its hygroscopic nature, the product should be kept under desiccant and protected from moisture. For long-term storage, consider freezing at -20°C or below under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Peptide Content	≥ 80.0%
Acetate Content (HPIC)	≤ 10.0%

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