Description

S-[[(2-Carboxy-2-Hydroxyethyl)Sulphonyl]Methyl]-L-Cysteine is a specialized sulfur-containing amino acid derivative, notable for its unique sulfone and carboxylic acid functionalities. This compound is valued for its role as a key intermediate in the synthesis of advanced pharmaceutical agents, particularly those targeting metabolic and cardiovascular pathways. It is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors who require high-purity, structurally complex building blocks.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of novel drug candidates, especially those with sulfur-based pharmacophores.
• Biochemical Research: Used as a substrate or inhibitor in enzymatic studies and metabolic pathway research due to its cysteine-like structure.
• Peptide Synthesis: Serves as a modified cysteine residue for introducing sulfone groups into synthetic peptides, altering their stability and bioactivity.
• Precursor for Chelating Agents: Its carboxylic acid and thioether sulfone groups make it a potential precursor for designing metal-chelating ligands.
• Reference Standard: Employed as an analytical standard in quality control laboratories for method development and validation.

Basic Information

Product Name	S-[[(2-Carboxy-2-Hydroxyethyl)Sulphonyl]Methyl]-L-Cysteine
CAS No.	30892-74-1
Molecular Formula	C7H13NO7S2
Molecular Weight	287.31 g/mol
Synonyms	L-Cysteine, S-[[(2-carboxy-2-hydroxyethyl)sulfonyl]methyl]-; (2R)-2-Amino-3-[[(2-carboxy-2-hydroxyethyl)sulfonyl]methyl]sulfanylpropanoic acid; 3-[[(1-Carboxy-2-hydroxyethyl)sulfonyl]methyl]thio-L-alanine; S-Carboxymethylsulfonylmethyl-L-cysteine; S-(Carboxymethylsulfonylmethyl)cysteine; SCM-Cysteine; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our S-[[(2-Carboxy-2-Hydroxyethyl)Sulphonyl]Methyl]-L-Cysteine is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the stringent requirements for pharmaceutical intermediates and research chemicals. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

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); therefore, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using a desiccant.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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