| CAS No. | 1011397-55-9 |
| Molecular Formula | C8H6N2O4S2 |
| Molecular Weight | 258.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 1,1-Dioxo-5-(thiophen-2-yl)-2h-1,2,6-thiadiazine-3-carboxylic acid is closely related to a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1,1-Dioxo-5-(thiophen-2-yl)-2h-1,2,6-thiadiazine-3-carboxylic acid (CAS 1011397-55-9), molecular formula C8H6N2O4S2 and molecular weight 258.27 g/mol, is a CATO reference standard with documented purity and traceability.
1,1-Dioxo-5-(thiophen-2-yl)-2h-1,2,6-thiadiazine-3-carboxylic acid (C8H6N2O4S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone 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. 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.
As a certified reference material (CRM), 1,1-Dioxo-5-(thiophen-2-yl)-2h-1,2,6-thiadiazine-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
| Molecular Formula | C8H6N2O4S2 |
| Molecular Weight | 258.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |