Benzyl (S)-4-ethyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide CAS 1173202-61-3
| CAS No. | 1173202-61-3 |
| Molecular Formula | C12H15NO5S |
| Molecular Weight | 285.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 285.32 g/mol gives Benzyl (S)-4-ethyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Benzyl (S)-4-ethyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide (CAS 1173202-61-3), molecular formula C12H15NO5S and molecular weight 285.32 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Benzyl (S)-4-ethyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide (C12H15NO5S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 285.32 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), Benzyl (S)-4-ethyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-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.
Physical & Chemical Properties
| Molecular Formula | C12H15NO5S |
| Molecular Weight | 285.32 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- 5-Phenyl-N-(thiophen-2-ylmethyl)-1,3,4-oxadiazole-2-carboxamide (CAS 1170464-80-8)
- 3-(Phenylsulfinyl)-1H-indole-2-carboxylic acid (CAS 1173740-07-2)
- 1-Methyl-N-(4-(pyridin-4-yl)thiazol-2-yl)-1H-pyrazole-3-carboxamide (CAS 1170376-51-8)
- 4-(1,3-Dioxaindan-5-yl)-3-(thiophen-3-yl)-1h-pyrazol-5-amine (CAS 1186679-79-7)
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