1-Oxa-6lambda6-thiaspiro[2.5]octane-6,6-dione CAS 62826-67-9
| CAS No. | 62826-67-9 |
| Molecular Formula | C6H10O3S |
| Molecular Weight | 162.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
1-Oxa-6lambda6-thiaspiro[2.5]octane-6,6-dione (CAS 62826-67-9), molecular formula C6H10O3S and molecular weight 162.21 g/mol, is a CATO reference standard with documented purity and traceability.
1-Oxa-6lambda6-thiaspiro[2.5]octane-6,6-dione (C6H10O3S) 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.
Physical & Chemical Properties
| Molecular Formula | C6H10O3S |
| Molecular Weight | 162.21 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) | 2.0 |
| CAS Registry Year (est.) | 1974 |
| Sulfur Atoms | 1 |
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