Description

H-Arg-Gly-Glu-Ser-OH is a high-purity tetrapeptide sequence composed of L-Arginine, Glycine, L-Glutamic Acid, and L-Serine. This compound is a critical building block in advanced peptide synthesis and biochemical research, offering precise molecular structure for developing novel therapeutics and diagnostic agents. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and life science sectors who require reliable, high-quality peptide intermediates for drug discovery and development programs.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of longer, biologically active peptide chains for therapeutic applications.
• Biochemical Research: Used as a standard or substrate in enzymatic studies, receptor-ligand binding assays, and metabolic pathway investigations.
• Drug Discovery: Integral to combinatorial chemistry libraries and structure-activity relationship (SAR) studies for identifying new drug candidates.
• Cosmetic Peptide Synthesis: Employed in the development of bioactive peptides for advanced skincare and cosmeceutical formulations.
• Diagnostic Reagent Development: Utilized in the creation of peptide-based biomarkers, assay components, and imaging probes.

Basic Information

Product Name	H-Arg-Gly-Glu-Ser-OH
CAS No.	93674-97-6
Molecular Formula	C15H28N6O8
Molecular Weight	420.42 g/mol
Synonyms	Arg-Gly-Glu-Ser; R-G-E-S; L-Arginyl-glycyl-L-α-glutamyl-L-serine; Tetrapeptide R-G-E-S; H-Arg-Gly-Glu-Ser; RGES Peptide; NSC 760443; AGES Peptide
EINECS	Contact for details

Quality Control

Our H-Arg-Gly-Glu-Ser-OH is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis for enantiomeric purity, and identity confirmation by mass spectrometry (MS) and infrared spectroscopy (IR). We provide Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring traceability and consistency for critical research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled temperature of 2-8°C for long-term stability. This product is hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment. Allow the sealed vial to equilibrate to room temperature before opening to minimize moisture condensation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 98.0%
Assay (HPLC)	≥ 97.0% (on anhydrous basis)
Single Impurity (HPLC)	≤ 1.0%
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.