Description

Glycinamide, L-Cysteinyl-L-Tyrosyl-L-Isoleucyl-L-Glutaminyl-L-Asparaginyl-L-Cysteinyl-L-Prolyl-L-Leucyl-, Bimol. Cyclic (1→6'),(6→1')-Bis(Disulfide) CAS NO 20054-93-7 is a complex, high-purity cyclic peptide featuring a unique bimolecular structure stabilized by two intramolecular disulfide bridges. This compound is of significant interest for advanced research and development in the life sciences, particularly for its potential role in studying peptide folding, stability, and receptor-ligand interactions. It is primarily sought by pharmaceutical researchers, biotechnology companies, and academic institutions engaged in peptide-based drug discovery and biochemical analysis.

Application

• Pharmaceutical Research & Development: Serves as a key intermediate or reference standard in the discovery and development of novel peptide therapeutics, including hormone analogs and enzyme inhibitors.
• Biochemical Research: Used as a model compound for studying the structure-activity relationships (SAR) of cyclic peptides, disulfide bond formation, and protein folding pathways.
• Reference Standard: Employed as a high-purity analytical standard in quality control (QC) and quality assurance (QA) laboratories for method development and validation in HPLC and mass spectrometry.
• Life Science Reagents: Utilized in the formulation of specialized cell culture media, biochemical assay kits, and as a reagent in proteomics and metabolomics studies.
• Academic Research: A critical tool for university and institutional research projects focused on peptide chemistry, molecular biology, and medicinal chemistry.

Basic Information

Product Name	Glycinamide, L-Cysteinyl-L-Tyrosyl-L-Isoleucyl-L-Glutaminyl-L-Asparaginyl-L-Cysteinyl-L-Prolyl-L-Leucyl-, Bimol. Cyclic (1→6'),(6→1')-Bis(Disulfide)
CAS No.	20054-93-7
Molecular Formula	C48H70N14O16S2
Molecular Weight	1163.3 g/mol (approx.)
Synonyms	Cyclic(Gly-Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu) Disulfide Dimer; Bimolecular Cyclic Peptide Disulfide; [Gly1,Cys2,7,Tyr3,Ile4,Gln5,Asn6,Pro8,Leu9]-peptide cyclic (1-6',6-1')-bis(disulfide); Oxytocin-related cyclic nonapeptide disulfide; L-Cysteinyl-L-tyrosyl-L-isoleucyl-L-glutaminyl-L-asparaginyl-L-cysteinyl-L-prolyl-L-leucylglycinamide cyclic (1→6'),(6→1')-bis(disulfide); H-Gly-Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu-NH2 (cyclic disulfide dimer); Cyclo(Gly-Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu) (Disulfide bridge: 2-7)
EINECS	Contact for details

Quality Control

Our Glycinamide, L-Cysteinyl-L-Tyrosyl-L-Isoleucyl-L-Glutaminyl-L-Asparaginyl-L-Cysteinyl-L-Prolyl-L-Leucyl-, Bimol. Cyclic (1→6'),(6→1')-Bis(Disulfide) is manufactured under strict quality systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing purity, related substances, and other critical parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) or as specified on the label. Due to its hygroscopic nature, the container must be kept in a dry environment. For long-term storage, consider desiccants or inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (MS)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Single Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 5.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 1.0%

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