Description

Boc-Cys-Tyr-Phe-Gln-Asn-Cys-Oh is a protected heptapeptide sequence featuring a disulfide bond-forming cysteine pair. This compound is a crucial synthetic intermediate in the research and development of peptide-based pharmaceuticals and biochemical tools. It is primarily utilized by researchers and manufacturers in the pharmaceutical, biotechnology, and life sciences sectors for drug discovery, structure-activity relationship (SAR) studies, and the synthesis of larger, biologically active peptides.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of complex therapeutic peptides targeting various diseases.
• Biochemical Research: Used in studies of peptide structure, folding, and disulfide bridge formation.
• Drug Discovery: Serves as a core scaffold or precursor in the development of novel peptide drugs and diagnostics.
• Reference Standard: Employed as a high-purity standard in analytical method development and quality control for peptide manufacturing.
• Conjugation Chemistry: The protected cysteine residues allow for site-specific modifications and conjugation to other molecules (e.g., linkers, fluorophores, drugs).
• Enzyme Substrate/Inhibitor Studies: Potential use in studying protease activity or developing enzyme inhibitors.

Basic Information

Product Name	Boc-Cys-Tyr-Phe-Gln-Asn-Cys-Oh
CAS No.	72287-67-3
Molecular Formula	C44H58N8O13S2
Molecular Weight	995.11 g/mol
Synonyms	Boc-Cys-Tyr-Phe-Gln-Asn-Cys-OH; tert-Butyloxycarbonyl-Cys-Tyr-Phe-Gln-Asn-Cys-OH; Boc-Cysteine-Tyrosine-Phenylalanine-Glutamine-Asparagine-Cysteine; H-Cys(Boc)-Tyr-Phe-Gln-Asn-Cys-OH; Heptapeptide Boc-Cys-Tyr-Phe-Gln-Asn-Cys; Protected Cystine Peptide; CAS 72287-67-3
EINECS	Contact for details

Quality Control

Our peptide products are manufactured under strict quality management systems. Each batch of Boc-Cys-Tyr-Phe-Gln-Asn-Cys-Oh undergoes comprehensive analytical testing, including HPLC for purity, MS for identity confirmation, and chiral analysis to ensure the correct stereochemistry. Certificates of Analysis (COA) detailing all specifications are provided and available upon request to support your regulatory and R&D needs.

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 vial to equilibrate to room temperature in a desiccator before opening to prevent condensation and hydrolysis.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms
Purity (HPLC)	≥ 95.0%
Assay (HPLC)	≥ 97.0%
Amino Acid Analysis	Conforms
Water Content (KF)	≤ 5.0%
Single Impurity (HPLC)	≤ 1.0%

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