Methyl 3-(2-(2-oxo-2-(p-tolylamino)acetyl)-1H-pyrrol-1-yl)benzo[b]thiophene-2-carboxylate CAS 477872-76-7
| CAS No. | 477872-76-7 |
| Molecular Formula | C23H18N2O4S |
| Molecular Weight | 418.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
Methyl 3-(2-(2-oxo-2-(p-tolylamino)acetyl)-1H-pyrrol-1-yl)benzo[b]thiophene-2-carboxylate (CAS 477872-76-7), molecular formula C23H18N2O4S and molecular weight 418.47 g/mol, is a CATO reference standard with documented purity and traceability.
Methyl 3-(2-(2-oxo-2-(p-tolylamino)acetyl)-1H-pyrrol-1-yl)benzo[b]thiophene-2-carboxylate (C23H18N2O4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Methyl 3-(2-(2-oxo-2-(p-tolylamino)acetyl)-1H-pyrrol-1-yl)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 | C23H18N2O4S |
| Molecular Weight | 418.47 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com