4-{[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}-N-ethylbenzenesulfonamide CAS 1427460-37-4
| CAS No. | 1427460-37-4 |
| Molecular Formula | C14H12ClF3N2O3S |
| Molecular Weight | 380.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-{[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}-N-ethylbenzenesulfonamide (CAS 1427460-37-4) is a high-purity analytical reference standard with the molecular formula C14H12ClF3N2O3S and a molecular weight of 380.77 g/mol.
Based on its molecular formula C14H12ClF3N2O3S, 4-{[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}-N-ethylbenzenesulfonamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 380.77 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.
As a certified reference material (CRM), 4-{[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}-N-ethylbenzenesulfonamide 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 | C14H12ClF3N2O3S |
| Molecular Weight | 380.77 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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; 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.) | 1991 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
- (E)-N'-({1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-1H-pyrrol-2-yl}sulfonyl)-N,N-dimethylmethanimidamide (CAS 338406-54-5)
- AT 265 (CAS 66522-52-9)
- 4-((4-Chlorophenyl)thio)-1-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]quinoxaline (CAS 338420-44-3)
- N-(4-chlorophenyl)-5-methyl-1-(3-(trifluoromethyl)phenyl)-1H-1,2,4-triazole-3-carboxamide (CAS 321431-38-3)
- 4-Chloro-6-cyanoquinoline-3-carboxamide (CAS 1131604-95-9)
- 2-Chloro-N-ethyl-N-(4-(methylthio)benzyl)acetamide (CAS 1353983-04-6)
- 4-(Azidomethyl)-2-(2-ethoxyphenyl)-5-methyl-1,3-oxazole (CAS 1858250-27-7)
- 7-Fluoroisoquinoline-1-carbonitrile (CAS 1427501-79-8)
- 7-Bromo-2-methylquinolin-4(1H)-one (CAS 56716-92-8)
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- 6-methoxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-sulfonyl chloride (CAS 1368585-15-2)
- 5-(Benzyloxy)-4-hydroxy-3-phenyl-2H-pyrano[2,3-b]quinolin-2-one (CAS 62668-81-9)
- Upadacitinib Impurity 97 (CAS CATO-C4X-240597)
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