2,3-Dimercaptopropane-1-sulfonic acid CAS 74-61-3
| CAS No. | 74-61-3 |
| Molecular Formula | C3H8O3S3 |
| Molecular Weight | 188.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2,3-Dimercaptopropane-1-sulfonic acid is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2,3-Dimercaptopropane-1-sulfonic acid (CAS 74-61-3) is a high-purity analytical reference standard with the molecular formula C3H8O3S3 and a molecular weight of 188.29 g/mol.
2,3-Dimercaptopropane-1-sulfonic acid (C3H8O3S3) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2,3-Dimercaptopropane-1-sulfonic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C3H8O3S3 |
| Molecular Weight | 188.29 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 0.0 |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 3 |
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