2,2-dioxide-1,2,3-oxathiazolidine CAS 19044-42-9
| CAS No. | 19044-42-9 |
| Molecular Formula | C2H5NO3S |
| Molecular Weight | 123.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2,2-dioxide-1,2,3-oxathiazolidine (C2H5NO3S) contains an amide group, a sulfone group, a carboxylic acid group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 123.13 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO supplies 2,2-dioxide-1,2,3-oxathiazolidine (CAS 19044-42-9), a certified reference material (molecular formula C2H5NO3S, MW 123.13 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 2,2-dioxide-1,2,3-oxathiazolidine 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.
Physical & Chemical Properties
| Molecular Formula | C2H5NO3S |
| Molecular Weight | 123.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related dioxide Standards
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- 1,1-dioxide-3-oxo-1,2-Benzisothiazole-2(3H)-acetonitrile (CAS 52188-12-2)
- potassium dioxide (CAS 12030-88-5)
- 1,1-Dioxide-5-(4-bromophenyl)-1,2,5-thiadiazolidin-3-one (CAS 692765-79-0)
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- (4S)-1,1-dioxide-3,4-dihydro-4-hydroxy-2- (CAS 154127-40-9)
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- 4-Fluoro-2-vinylpyridine (CAS 2228945-29-5)
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- ethyl 2,2-difluoro-2-(6-methylpyridin-3-yl)acetate (CAS 1341926-94-0)
- N-Benzyl-2-nitroaniline (CAS 5729-06-6)
- Tert-butyl 4-((S)-1-amino-2-methoxy-2-oxoethyl)-3-methylpiperidine-1-carboxylate (CAS 2387585-53-5)
- 1-Methylethyl 2-chloro-4-iodo-3-pyridinecarboxylate (CAS 1315559-88-6)
- 2-(Pyridin-4-yl)azepane (CAS 383129-02-0)
- Palonosetron Impurity 9 (CAS 2446343-19-5)
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