Methyl N-(2,4-dimethoxyphenyl)-N-[(4-methylphenyl)sulfonyl]glycinate CAS 425608-33-9
| CAS No. | 425608-33-9 |
| Molecular Formula | C18H21NO6S |
| Molecular Weight | 379.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Methyl N-(2,4-dimethoxyphenyl)-N-[(4-methylphenyl)sulfonyl]glycinate (CAS 425608-33-9), molecular formula C18H21NO6S and molecular weight 379.43 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H21NO6S, Methyl N-(2,4-dimethoxyphenyl)-N-[(4-methylphenyl)sulfonyl]glycinate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 379.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C18H21NO6S |
| Molecular Weight | 379.43 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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
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