3-Chloro-N-(2-ethylphenyl)benzo[b]thiophene-2-carboxamide CAS 162090-80-4
| CAS No. | 162090-80-4 |
| Molecular Formula | C17H14ClNOS |
| Molecular Weight | 315.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C17H14ClNOS, 3-Chloro-N-(2-ethylphenyl)benzo[b]thiophene-2-carboxamide contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 315.82 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-Chloro-N-(2-ethylphenyl)benzo[b]thiophene-2-carboxamide (CAS 162090-80-4), molecular formula C17H14ClNOS and molecular weight 315.82 g/mol, is a CATO reference standard with documented purity and traceability.
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 3-Chloro-N-(2-ethylphenyl)benzo[b]thiophene-2-carboxamide 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 | C17H14ClNOS |
| Molecular Weight | 315.82 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 2003 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
- 3-(4-Chlorophenyl)-5-phenyl-4,5-dihydro-1H-pyrazole-1-carbothioamide (CAS 153332-06-0)
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- (4-Formyl-3,5-dimethyl-1H-pyrrol-2-yl)carbamic acid (CAS 856121-21-6)
- 2-amino-3-(1-methyl-1H-pyrazol-4-yl)propan-1-ol dihydrochloride (CAS 1909336-67-9)
- 9-Octadecenoic acid (9Z)-, zinc salt (2:1) (CAS 557-07-3)
- 1-(3-Aminoazetidin-1-yl)-2-ethylhexan-1-one (CAS 1342073-36-2)
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- 4-Acetyl-6-(trifluoromethyl)pyridine-2-sulfonyl chloride (CAS 1393547-31-3)
- Argatroban Impurity 14 (Mixture of Diastereomers) (CAS 189264-03-7)
- N-(1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-methyl-2-oxo-1,2-dihydropyrimidin-4-yl)benzamide (CAS 104579-02-4)
- Allo-Thr7-Tirzepatide (CAS CATO-CPTD788933)
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