| CAS No. | 1637751-74-6 |
| Molecular Formula | C12H16O5S2 |
| Molecular Weight | 304.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
2-(1,1-Dioxidothietan-3-yl)ethyl 4-methylbenzenesulfonate (CAS 1637751-74-6), molecular formula C12H16O5S2 and molecular weight 304.38 g/mol, is a CATO reference standard with documented purity and traceability.
2-(1,1-Dioxidothietan-3-yl)ethyl 4-methylbenzenesulfonate (C12H16O5S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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-(1,1-Dioxidothietan-3-yl)ethyl 4-methylbenzenesulfonate 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.
| Molecular Formula | C12H16O5S2 |
| Molecular Weight | 304.38 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Sulfur Atoms | 2 |