4-Chloro-1,1-dioxotetrahydrothiophene-3-sulphonyl chloride CAS 112161-63-4
| CAS No. | 112161-63-4 |
| Molecular Formula | C4H6Cl2O4S2 |
| Molecular Weight | 253.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-Chloro-1,1-dioxotetrahydrothiophene-3-sulphonyl chloride (CAS 112161-63-4) is a high-purity analytical reference standard with the molecular formula C4H6Cl2O4S2 and a molecular weight of 253.12 g/mol.
Owing to a carbohydrate-derived structure, a sulfone group, chlorine substitution, 4-Chloro-1,1-dioxotetrahydrothiophene-3-sulphonyl chloride is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 253.12 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 4-Chloro-1,1-dioxotetrahydrothiophene-3-sulphonyl chloride 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 | C4H6Cl2O4S2 |
| Molecular Weight | 253.12 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 2 |
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Why CATO?
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