Description

L-Cysteinamide, n-Acetyl-L-Cysteinyl-L-Arginylglycyl-L-α-Aspartyl-L-Lysylglycyl-L-Prolyl-L-α-Aspartyl-, Cyclic (1→9)-Disulfide is a high-purity, synthetic cyclic peptide disulfide with a complex, well-defined structure. This compound is of significant interest for advanced research and development in life sciences due to its potential role in modulating biological pathways and enzyme interactions. It is primarily utilized by pharmaceutical researchers, biotechnology companies, and academic institutions engaged in peptide-based drug discovery, biochemical assay development, and proteomics studies.

Application

• Pharmaceutical Research & Drug Discovery: Serves as a key intermediate or reference standard in the development of novel peptide therapeutics and enzyme inhibitors.
• Biochemical Assay Development: Used as a substrate, ligand, or modulator in enzymatic and receptor-binding assays to study specific biological mechanisms.
• Proteomics and Structural Biology: Employed in studies investigating protein-protein interactions, disulfide bond formation, and three-dimensional peptide structure.
• Life Science Reagent: Acts as a high-purity biochemical reagent for controlled laboratory experiments in cell signaling and metabolic pathway analysis.
• Reference Standard for QC: Provides an analytical standard for quality control and method validation in peptide synthesis and analysis laboratories.

Basic Information

Product Name	L-Cysteinamide, n-Acetyl-L-Cysteinyl-L-Arginylglycyl-L-α-Aspartyl-L-Lysylglycyl-L-Prolyl-L-α-Aspartyl-, Cyclic (1→9)-Disulfide
CAS No.	2580154-02-3
Molecular Formula	C37H60N14O14S2
Molecular Weight	973.1 g/mol (Contact for details)
Synonyms	Cyclic(1→9)-Disulfide of n-Acetyl-L-Cysteinyl-L-Arginylglycyl-L-α-Aspartyl-L-Lysylglycyl-L-Prolyl-L-α-Aspartyl-L-Cysteinamide; Ac-Cys-Arg-Gly-Asp-Lys-Gly-Pro-Asp-Cys-NH2 (cyclic 1-9 disulfide); Cyclic ADG Peptide Disulfide; Ac-CRGDKGP-DC-NH2 (cyclic); RGD-Containing Cyclic Peptide Disulfide; CAS 2580154-02-3; Cyclic Peptide Disulfide Derivative
EINECS	Contact for details

Quality Control

Our L-Cysteinamide, n-Acetyl-L-Cysteinyl-L-Arginylglycyl-L-α-Aspartyl-L-Lysylglycyl-L-Prolyl-L-α-Aspartyl-, Cyclic (1→9)-Disulfide is manufactured under strict quality systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, mass spectrometry for identity confirmation, and chiral purity analysis, to ensure it meets the exacting standards required for research applications. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below in a dry environment. This product is hygroscopic (moisture-sensitive). Allow the sealed vial to equilibrate to room temperature before opening to minimize moisture absorption. For long-term storage, keep desiccated.

Specification

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

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