7-Bromo-2-oxa-6-thia-5-azaspiro[3.5]nonane 6,6-dioxide CAS 2767589-90-0
| CAS No. | 2767589-90-0 |
| Molecular Formula | C6H10BrNO3S |
| Molecular Weight | 256.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 7-Bromo-2-oxa-6-thia-5-azaspiro[3.5]nonane 6,6-dioxide 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.
7-Bromo-2-oxa-6-thia-5-azaspiro[3.5]nonane 6,6-dioxide (CAS 2767589-90-0), molecular formula C6H10BrNO3S and molecular weight 256.12 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H10BrNO3S, 7-Bromo-2-oxa-6-thia-5-azaspiro[3.5]nonane 6,6-dioxide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 256.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C6H10BrNO3S |
| Molecular Weight | 256.12 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2003 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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