4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)-N-(3-(methylthio)phenyl)benzenesulfonamide CAS 338775-32-9
| CAS No. | 338775-32-9 |
| Molecular Formula | C19H14ClF3N2O3S2 |
| Molecular Weight | 474.90 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C19H14ClF3N2O3S2, 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)-N-(3-(methylthio)phenyl)benzenesulfonamide contains a steroid core, 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 474.90 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.
4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)-N-(3-(methylthio)phenyl)benzenesulfonamide (CAS 338775-32-9), molecular formula C19H14ClF3N2O3S2 and molecular weight 474.90 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.
As a certified reference material (CRM), 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)-N-(3-(methylthio)phenyl)benzenesulfonamide 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 | C19H14ClF3N2O3S2 |
| Molecular Weight | 474.90 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Chloro Standards
- 2-({5-(6-chloro-3-pyridyl)-4-[3-(trifluoromethyl)phenyl]-4H-1,2,4-triazol-3-yl}thio)-1-phenylethan-1-one (CAS 680217-01-0)
- N-(4-Chloro-phenyl)-4-[6-(4-methyl-piperazin-1-yl)-5-trifluoromethyl-pyridin-3-yl]-benzamide (CAS 1311279-50-1)
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- (3-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)(1-(4-methoxyphenyl)-1H-1,2,3-triazol-4-yl)methanone (CAS 478248-69-0)
- (3E)-5-Chloro-3-[2-(4-nitrophenyl)hydrazin-1-ylidene]-1-{[3-(trifluoromethyl)phenyl]methyl}-2,3-dihydro-1H-indol-2-one (CAS 303984-81-8)
- 5'-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-4,4-dimethyl-hexahydrospiro[cyclohexane-1,3'-pyrrolo[3,4-d][1,2]oxazole]-2,4',6,6'-tetrone (CAS 338772-51-3)
Recommended Standards
- 2-(3-Chlorophenyl)-4-(3-(4-ethoxy-3-methoxyphenyl)-1,2,4-oxadiazol-5-yl)phthalazin-1(2H)-one (CAS 1291834-77-9)
- Zopiclone Impurity 3 (CAS 1076199-62-6)
- 2-{2-[4-(n-methyl4-chlorobenzenesulfonamido)phenoxy]acetamido}benzoic acid (CAS 748145-28-0)
- LX-2343 (CAS 333745-53-2)
- 4-Chloro-7-(3-(trifluoromethyl)pyridin-2-yl)quinazoline (CAS 573675-83-9)
- 1-(2,4-Dimethoxyphenyl)cyclopropan-1-amine (CAS 503417-33-2)
- 2-(Ethoxycarbonyl)-3-methylbutanoic acid (CAS 15112-52-4)
- 4-(3-Fluorophenyl)-1H-imidazol-2(3H)-one (CAS 936250-03-2)
- 8-(Trifluoromethyl)quinazoline (CAS 16499-50-6)
- 5-BRomo-1,1,1,2,2,3,3-heptafluoropentane (CAS 355-94-2)
- 2-(2,5-Dimethylphenyl)-7,8-dimethylquinoline-4-carbonyl chloride (CAS 1160261-26-6)
- ((3-Benzamidophenyl)azanediyl)bis(ethane-2,1-diyl) diacetate (CAS 43051-43-0)
- 2-(Benzo[d][1,3]dioxol-5-yl)-5-(((2-(4-methoxyphenyl)-4,5-dihydrothiazol-5-yl)methyl)thio)-1,3,4-oxadiazole (CAS 745033-86-7)
- Liraglutide Impurity 30 (CAS CATO-C4X-199230)
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