Ethyl 3-(N-(3-ethylphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate CAS 932464-28-3
| CAS No. | 932464-28-3 |
| Molecular Formula | C19H19NO4S2 |
| Molecular Weight | 389.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Ethyl 3-(N-(3-ethylphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies Ethyl 3-(N-(3-ethylphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate (CAS 932464-28-3), a certified reference material (molecular formula C19H19NO4S2, MW 389.49 g/mol) for analytical method development and quality control.
Ethyl 3-(N-(3-ethylphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate (C19H19NO4S2) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 Ethyl 3-(N-(3-ethylphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate 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 | C19H19NO4S2 |
| Molecular Weight | 389.49 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Recommended Standards
- Ethyl 3-(N-(3,5-dimethylphenyl)sulfamoyl)benzo[b]thiophene-2-carboxylate (CAS 932464-32-9)
- Ethyl 6-(2-((1,4-dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)-6-oxohexanoate (CAS 898781-29-8)
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