Description

(H-Cys-Tyr-Oh)2 CAS NO 7369-94-0 is a synthetic peptide dimer, specifically the disulfide-linked dimer of the dipeptide H-Cys-Tyr-OH. This compound is a valuable building block and research chemical in advanced peptide synthesis and biochemical studies. It is primarily utilized by pharmaceutical R&D laboratories, biotechnology companies, and academic research institutions focused on peptide-based drug discovery, enzyme inhibitors, and molecular probes.

Application

• Pharmaceutical Intermediate: Serves as a key precursor or scaffold in the synthesis of more complex therapeutic peptides and peptidomimetics.
• Biochemical Research: Used as a model compound to study disulfide bond formation, stability, and redox chemistry in peptides.
• Enzyme Substrate/Analogue: Potential application as a substrate or inhibitor for enzymes like tyrosine kinases or proteases in mechanistic studies.
• Conjugation Chemistry: The cysteine thiol (in reduced form) and tyrosine phenol groups offer handles for site-specific bioconjugation and labeling.
• Material Science: Exploration of self-assembling peptide-based materials and hydrogels utilizing its dimeric structure.

Basic Information

Product Name	(H-Cys-Tyr-Oh)2
CAS No.	7369-94-0
Molecular Formula	C24H30N4O8S2
Molecular Weight	566.64 g/mol
Synonyms	L-Cystinyl-L-tyrosine; Cystinyltyrosine; H-Cys(Trt)-Tyr-OH dimer; Boc-Cys(Trt)-Tyr-OH dimer; Fmoc-Cys(Trt)-Tyr-OH dimer; Nα-[(9H-Fluoren-9-ylmethoxy)carbonyl]-S-(triphenylmethyl)-L-cysteinyl-L-tyrosine cyclic disulfide; L-Tyrosine, L-cystinebis-
EINECS	Contact for details

Quality Control

Our (H-Cys-Tyr-Oh)2 is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing including HPLC for purity, mass spectrometry (MS) for identity confirmation, and chiral analysis to ensure the correct stereochemistry. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting the results against our stringent in-house specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C (refrigerated) or as indicated on the label or COA. This material is hygroscopic (moisture-sensitive). Allow the sealed container to reach ambient temperature before opening to prevent condensation and moisture uptake.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC/MS)	Conforms to reference
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Heavy Metals	≤ 20 ppm
Residual Solvents (GC)	Meets ICH guidelines

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