Description

(H-Cys-Gly-Oh)2 CAS NO 7729-20-6 is a high-purity dipeptide derivative, specifically the dimer of the L-cysteinylglycine dipeptide. This compound serves as a critical building block and biochemical reagent in advanced pharmaceutical research and peptide synthesis. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and life science sectors developing novel therapeutic agents, enzyme inhibitors, and biochemical probes.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of complex peptide-based drugs and active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a substrate or inhibitor in enzymatic studies, particularly those involving glutathione metabolism and redox biology.
• Peptide Synthesis: Essential building block for solid-phase and solution-phase peptide synthesis to create custom sequences with specific disulfide linkages.
• Antioxidant Research: Investigated for its role in cellular antioxidant defense mechanisms and as a model compound in oxidative stress studies.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in analytical laboratories.
• Cosmetic Peptides: Potential ingredient in the development of advanced cosmetic peptides targeting skin repair and anti-aging.

Basic Information

Product Name	(H-Cys-Gly-Oh)2
CAS No.	7729-20-6
Molecular Formula	C10H18N4O6S2
Molecular Weight	354.40 g/mol
Synonyms	L-Cysteinylglycine Dimer; Cys-Gly Dimer; Bis(L-cysteinylglycine); Cysteinylglycine Disulfide; Glycine, L-cysteinyl-, dimer; NSC 334358; (Cys-Gly)2; H-Cys-Gly-OH disulfide
EINECS	Contact for details

Quality Control

Our (H-Cys-Gly-Oh)2 is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing including HPLC for purity, chiral analysis, and residual solvent screening to ensure it meets the stringent requirements for research and pharmaceutical applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Optical Rotation	-90° to -100° (c=1 in 1N HCl)
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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