2-((5-Chlorothiophen-2-yl)sulfonyl)-N-(2-methoxyphenyl)acetamide CAS 1021079-41-3
| CAS No. | 1021079-41-3 |
| Molecular Formula | C13H12ClNO4S2 |
| Molecular Weight | 345.82 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 2-((5-Chlorothiophen-2-yl)sulfonyl)-N-(2-methoxyphenyl)acetamide (CAS 1021079-41-3), a certified reference material (molecular formula C13H12ClNO4S2, MW 345.82 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H12ClNO4S2, 2-((5-Chlorothiophen-2-yl)sulfonyl)-N-(2-methoxyphenyl)acetamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 345.82 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C13H12ClNO4S2 |
| Molecular Weight | 345.82 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Chlorothiophen Standards
- N-(4-(5-Chlorothiophen-2-yl)thiazol-2-yl)-4-cyanobenzamide (CAS 325986-72-9)
- 3-(5-Chlorothiophen-2-yl)-N'-(3-hydroxybenzylidene)-1H-pyrazole-5-carbohydrazide (CAS 303104-88-3)
- 2-(5-Chlorothiophen-2-yl)-2-oxoethyl 2-(4,4-dimethyl-2,5-dioxoimidazolidin-1-yl)acetate (CAS 781619-26-9)
- 5-(5-Chlorothiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 676153-48-3)
- 1-(3-Chlorothiophen-2-yl)-3-((4-(trifluoromethoxy)phenyl)amino)prop-2-en-1-one (CAS 321433-55-0)
- 1-((5-Chlorothiophen-2-yl)sulfonyl)-4-(thiophen-2-yl)piperidine (CAS 1396815-45-4)
- Methyl 1-(5-(3-chlorothiophen-2-yl)-3-cyano-1H-pyrrol-2-yl)piperidine-4-carboxylate (CAS 477854-08-3)
- 2-((1-(4-(3-Chlorothiophen-2-yl)-6-methylpyrimidin-2-yl)-1H-pyrrol-2-yl)methylene)malononitrile (CAS 861210-73-3)
Recommended Standards
- N-(3-Chloro-4-methoxyphenyl)-2-(thiophen-2-ylsulfonyl)acetamide (CAS 1021046-50-3)
- N-Benzyloxycarbonyl-4-(4-chlorophenyl)-4-piperidinol (CAS 1076199-00-2)
- N-(3-Chlorophenyl)-2-((3-(pyridin-3-yl)-1H-1,2,4-triazol-5-yl)thio)acetamide (CAS 332157-99-0)
- Copper silicide (CAS 12159-07-8)
- 5-Bromo-2-(difluoromethoxy)toluene (CAS 888327-32-0)
- 2-Methoxy-1,3-thiazole-5-sulfonamide (CAS 848362-03-8)
- 5-PREGNEN-3β, 17-DIOL-20-ONE DIACETATE (CAS 1176-21-2)
- Levomethorphan Hydrobromide (1.0mg/ml in Acetonitrile) (CAS 125-68-8)
- Methyl 5-cyano-2-methyl-6-morpholinonicotinate (CAS 306979-85-1)
- 5-Bromo-4-(3,4-dimethylphenyl)pyrimidine (CAS 941294-38-8)
- 6-Phenyl-4,5-dihydro-1,2,4-triazin-3(2H)-one (CAS 78831-00-2)
- Selexipag Impurity 55 (CAS CATO-C4X-196155)
- 2-Hydroxy-3-methoxy-N-methylbenzamide (CAS 500866-76-2)
- Semaglutide impurity 290 (CAS CATO-C4X-2226290)
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