Description

Sodium (S)-2,3-Dimercaptopropanesulphonate is a specialized organosulfur compound with significant chelating and antioxidant properties. Its primary commercial value lies in its ability to bind to and facilitate the removal of heavy metals, making it a critical agent in detoxification and stabilization processes. This high-purity material is essential for manufacturers in the pharmaceutical, research, and fine chemical sectors who require a reliable and consistent source for advanced synthesis and formulation.

Application

• Pharmaceutical Intermediate: Key starting material or active ingredient in the synthesis of metal-chelating drugs and detoxification agents.
• Biochemical Research: Used as a thiol-protecting agent and a reducing agent in enzymatic studies and protein chemistry.
• Heavy Metal Scavenger: Employed in laboratory and industrial processes to sequester and remove toxic metal ions like lead, mercury, and arsenic.
• Antioxidant Formulations: Incorporated into specialized chemical systems where potent antioxidant activity is required to prevent oxidation.
• Catalyst Ligand: Serves as a chiral ligand or modifier in asymmetric synthesis and catalytic reactions.
• Reference Standard: Used as a high-purity analytical standard in quality control laboratories for method development and validation.

Basic Information

Product Name	Sodium (S)-2,3-Dimercaptopropanesulphonate
CAS No.	85187-11-7
Molecular Formula	C3H7NaO3S3
Molecular Weight	210.26 g/mol
Synonyms	(S)-2,3-Dimercapto-1-propanesulfonic Acid Sodium Salt; DMPS Sodium Salt; Unithiol Sodium Salt; Sodium 2,3-Dimercaptopropane-1-sulfonate; (S)-Dimercaptopropanesulfonic Acid Sodium Salt; (+)-Sodium 2,3-Dimercaptopropanesulfonate; SDM; 85187-11-7
EINECS	Contact for details

Quality Control

Our Sodium (S)-2,3-Dimercaptopropanesulphonate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets stringent specifications for pharmaceutical and research applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your quality 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 material is hygroscopic (moisture-sensitive) and easily oxidized; therefore, containers must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to maintain stability and purity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]20/D	Specific range provided on COA
Heavy Metals	≤ 20 ppm
Water Content (KF)	≤ 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.