Description

Glycyl-Seryl-Histidyl-Lysine CAS NO 87230-85-1 is a synthetic tetrapeptide composed of the amino acids glycine, serine, histidine, and lysine. This sequence is of significant interest in biomedical and cosmetic research due to its potential bioactive properties. It is primarily utilized by manufacturers and research institutions in the pharmaceutical, biotechnology, and advanced skincare industries for product development and biochemical studies.

Application

• Biomedical Research: Used as a reference standard or active ingredient in studies related to cell signaling, wound healing, and tissue regeneration.
• Cosmetic & Skincare Formulations: Incorporated into high-end anti-aging and reparative serums and creams for its potential peptide benefits.
• Pharmaceutical Development: Serves as a key intermediate or active pharmaceutical ingredient (API) in the development of novel therapeutic peptides.
• Biochemical Reagent: Employed in enzymatic studies, protein-protein interaction assays, and as a substrate in biochemical research.
• Nutraceuticals: Investigated for use in specialized dietary supplements targeting specific health and wellness benefits.

Basic Information

Product Name	Glycyl-Seryl-Histidyl-Lysine
CAS No.	87230-85-1
Molecular Formula	C20H34N8O7
Molecular Weight	498.53 g/mol
Synonyms	GSHK; GSHK Peptide; Gly-Ser-His-Lys; Tetrapeptide GSHK; L-Lysine, L-histidyl-L-seryl-glycyl-; H-Gly-Ser-His-Lys-OH; Growth Hormone Releasing Peptide Fragment; 87230-85-1
EINECS	Contact for details

Quality Control

Our Glycyl-Seryl-Histidyl-Lysine 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 heavy metals, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) detailing all specifications are available upon request.

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) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 98.0%
Single Impurity (HPLC)	≤ 1.0%
Water Content (KF)	≤ 5.0%
Residual Solvents (GC)	Meets ICH guidelines
Heavy Metals	< 20 ppm
Bacterial Endotoxins	< 1.0 EU/mg (if applicable)

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