Description

2,3-Dimercaptosuccinic Acid-Cysteine (1-2) Mixed Disulfide is a specialized organosulfur compound formed from the disulfide linkage between 2,3-dimercaptosuccinic acid (DMSA) and cysteine. This molecule is of significant interest due to its unique chemical structure, which combines the metal-chelating properties of vicinal dithiols with the biological relevance of a cysteine conjugate. It is primarily utilized in advanced pharmaceutical research and biochemical studies where precise control over thiol-disulfide chemistry is required.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the research and development of novel chelating agents and prodrugs.
• Biochemical Research: Used as a model compound or reagent in studies involving redox biology, thiol-disulfide exchange reactions, and enzyme inhibition.
• Reference Standard: Employed as a high-purity analytical standard in quality control laboratories for method development and validation.
• Metal Chelation Studies: Investigated for its potential in binding heavy metals, relevant to detoxification research.
• Peptide & Protein Chemistry: Can be used in the synthesis of complex molecules or as a tool for studying disulfide bridge formation and stability.

Basic Information

Product Name	2,3-Dimercaptosuccinic Acid-Cysteine (1-2) Mixed Disulfide
CAS No.	70206-12-1
Molecular Formula	C7H10N2O6S3
Molecular Weight	314.36 g/mol
Synonyms	DMSA-Cysteine Mixed Disulfide; Succimer-Cysteine Disulfide; 2,3-Bis(sulfanyl)butanedioic acid compd. with cysteine (1:1); Cysteine, mixed disulfide with meso-2,3-dimercaptosuccinic acid; (2R)-2-Amino-3-[[(2R)-1,4-dicarboxy-2,3-dithiobutyl]disulfanyl]propanoic acid
EINECS	Contact for details

Quality Control

Our 2,3-Dimercaptosuccinic Acid-Cysteine (1-2) Mixed Disulfide is manufactured under controlled conditions to ensure high purity and batch-to-batch consistency. Quality is assured through a comprehensive suite of analytical techniques including HPLC, NMR, and elemental analysis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each batch to support your research and development requirements.

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 compound is easily oxidized (store under inert atmosphere) and light-sensitive (store away from light). For long-term storage, consider storing under an inert gas such as argon or nitrogen.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 95.0%
Water Content	≤ 2.0%
Residue on Ignition	≤ 0.5%

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