Description

H-Gly-Leu-Gly-Leu-Oh is a synthetic tetrapeptide composed of glycine and leucine residues. This compound is valued for its role as a building block in peptide synthesis and biochemical research, offering precise structural control. It is primarily utilized by researchers and manufacturers in the pharmaceutical, biotechnology, and life science sectors for developing novel therapeutic agents and studying protein interactions.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the solid-phase or solution-phase synthesis of longer, more complex therapeutic peptides.
• Biochemical Research: Used as a standard or substrate in enzymatic studies, proteomics research, and investigations into peptide structure-activity relationships (SAR).
• Cosmetic Peptide Development: Incorporated into the research and formulation of bioactive peptides for advanced skincare and cosmetic applications.
• Academic & Institutional Research: Employed in university and laboratory settings for fundamental studies in organic chemistry, biochemistry, and medicinal chemistry.
• Reference Standard: Functions as a high-purity analytical standard for quality control and method validation in peptide analysis via HPLC or LC-MS.

Basic Information

Product Name	H-Gly-Leu-Gly-Leu-Oh
CAS No.	53843-92-8
Molecular Formula	C16H28N4O5
Molecular Weight	356.42 g/mol
Synonyms	Glycyl-L-leucyl-glycyl-L-leucine; L-Leucine, glycyl-L-leucylglycyl-; H-Gly-Leu-Gly-Leu-OH; G-L-G-L; Tetrapeptide Gly-Leu-Gly-Leu; GLGL; Boc-Gly-Leu-Gly-Leu-OH (protected form); Gly-Leu-Gly-Leu
EINECS	Contact for details

Quality Control

Our H-Gly-Leu-Gly-Leu-Oh is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are provided for every shipment.

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); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

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