3-Chloro-N-(3-chloro-4-methylphenyl)-6-methylbenzo[b]thiophene-2-carboxamide CAS 332381-94-9
| CAS No. | 332381-94-9 |
| Molecular Formula | C17H13Cl2NOS |
| Molecular Weight | 350.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-N-(3-chloro-4-methylphenyl)-6-methylbenzo[b]thiophene-2-carboxamide (C17H13Cl2NOS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point, its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
3-Chloro-N-(3-chloro-4-methylphenyl)-6-methylbenzo[b]thiophene-2-carboxamide (CAS 332381-94-9), molecular formula C17H13Cl2NOS and molecular weight 350.26 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-Chloro-N-(3-chloro-4-methylphenyl)-6-methylbenzo[b]thiophene-2-carboxamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C17H13Cl2NOS |
| Molecular Weight | 350.26 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.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 3,6-Dichloro-N-(3,5-dimethylphenyl)benzo[b]thiophene-2-carboxamide (CAS 332156-51-1)
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- 3,6-Dichloro-N-(2-ethylphenyl)benzo[b]thiophene-2-carboxamide (CAS 332156-52-2)
- N-(3-Bromobenzyl)-4,5,6,7-tetrahydrobenzo[b]thiophene-2-carboxamide (CAS 1252917-41-1)
- (S)-1-(2,4-Dimethoxyphenyl)ethan-1-amine hydrochloride (CAS 1929526-23-7)
- 1-Propyl-1H-imidazole-4,5-dicarboxylic acid (CAS 149096-34-4)
- 1-(4-Methyl-2-(4-methylpiperazin-1-yl)thiazol-5-yl)ethan-1-one (CAS 878085-04-2)
- 5-Benzylidene-2-thioxoimidazolidin-4-one (CAS 583-46-0)
- Dimethyl 5-(3,5-dichlorophenyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate 2-oxide (CAS 955964-32-6)
- N-(3-bromobenzyl)cyclobutanamine (CAS 1249614-27-4)
- Quinicine Hydrochloride (CAS 52211-63-9)
- 1-(2-Bromo-4-methylphenyl)-1h-pyrrole-2,5-dione (CAS 40011-62-9)
- Clobenzorex Hydrochloride - API Standards (CAS 1048649-80-4)
- D-Ile27-Tirzepatide (CAS CATO-CPTD788907)
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