N-Methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide CAS 69190-99-4
| CAS No. | 69190-99-4 |
| Molecular Formula | C2H4O7P2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N-Methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide is closely related to a phosphate ester group, a carboxylic acid group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies N-Methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide (CAS 69190-99-4), a certified reference material (molecular formula C2H4O7P2CdK, MW 353.50 g/mol) for analytical method development and quality control.
Owing to a phosphate ester group, a carboxylic acid group, an ether linkage, N-Methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 353.50 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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.
CATO manufactures N-Methyl-2-oxo-2,3-dihydrobenzo[d]oxazole-5-sulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C2H4O7P2 Cd 2*K |
| Molecular Weight | 353.50 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1976 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com