Methyl 3-(4-bromophenyl)-3-(4-methoxybenzenesulfonamido)propanoate CAS 383148-23-0
| CAS No. | 383148-23-0 |
| Molecular Formula | C17H18BrNO5S |
| Molecular Weight | 428.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 428.30 g/mol gives Methyl 3-(4-bromophenyl)-3-(4-methoxybenzenesulfonamido)propanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Methyl 3-(4-bromophenyl)-3-(4-methoxybenzenesulfonamido)propanoate (CAS 383148-23-0), a certified reference material (molecular formula C17H18BrNO5S, MW 428.30 g/mol) for analytical method development and quality control.
Owing to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, bromine substitution, Methyl 3-(4-bromophenyl)-3-(4-methoxybenzenesulfonamido)propanoate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 428.30 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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 | C17H18BrNO5S |
| Molecular Weight | 428.30 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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