Description

S-(2-Carboxy-1-(1H-Imidazol-4-Yl) Ethyl)Cysteine is a specialized, non-proteinogenic amino acid derivative featuring a unique molecular structure that combines cysteine, imidazole, and carboxylic acid functionalities. This compound is of significant interest in biochemical research and pharmaceutical development due to its potential role as a precursor or intermediate in the synthesis of more complex molecules. It is primarily utilized by research institutions, pharmaceutical R&D departments, and fine chemical manufacturers engaged in advanced organic synthesis and medicinal chemistry projects.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting enzyme inhibition or receptor modulation.
• Biochemical Research: Used as a standard or reagent in studies involving amino acid metabolism, enzyme kinetics, and protein structure-function relationships.
• Peptide Synthesis: Acts as a protected or modified cysteine analog for the solid-phase or solution-phase synthesis of custom peptides with enhanced stability or specific bioactivity.
• Chelating Agent Precursor: Its structure makes it a potential precursor for developing chelating agents for metal ions in analytical or industrial processes.
• Academic Research: Employed in university and institutional labs for investigating novel organic reactions and heterocyclic chemistry.

Basic Information

Product Name	S-(2-Carboxy-1-(1H-Imidazol-4-Yl) Ethyl)Cysteine
CAS No.	134381-43-4
Molecular Formula	C9H13N3O4S
Molecular Weight	259.28 g/mol
Synonyms	S-[2-Carboxy-2-(1H-imidazol-4-yl)ethyl]cysteine; (2R)-2-Amino-3-[[(2R)-2-carboxy-2-(1H-imidazol-5-yl)ethyl]sulfanyl]propanoic acid; L-Cysteine, S-[2-carboxy-2-(1H-imidazol-4-yl)ethyl]-; S-(2-Carboxy-1-(1H-imidazol-4-yl)ethyl)-L-cysteine; Histidinylcysteine derivative; CAS 134381-43-4
EINECS	Contact for details

Quality Control

Our S-(2-Carboxy-1-(1H-Imidazol-4-Yl) Ethyl)Cysteine is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for research and development applications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability, purity, and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is sealed after each use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.5%

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