2-[N-(2,4-Dichloro-5-methoxyphenyl)4-chlorobenzenesulfonamido]-N-(3,5-dichlorophenyl)acetamide CAS 338961-41-4
| CAS No. | 338961-41-4 |
| Molecular Formula | C21H15Cl5N2O4S |
| Molecular Weight | 568.68 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.
2-[N-(2,4-Dichloro-5-methoxyphenyl)4-chlorobenzenesulfonamido]-N-(3,5-dichlorophenyl)acetamide (CAS 338961-41-4) is a high-purity analytical reference standard with the molecular formula C21H15Cl5N2O4S and a molecular weight of 568.68 g/mol.
Based on its molecular formula C21H15Cl5N2O4S, 2-[N-(2,4-Dichloro-5-methoxyphenyl)4-chlorobenzenesulfonamido]-N-(3,5-dichlorophenyl)acetamide contains a flavonoid core, 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 568.68 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO manufactures 2-[N-(2,4-Dichloro-5-methoxyphenyl)4-chlorobenzenesulfonamido]-N-(3,5-dichlorophenyl)acetamide 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 | C21H15Cl5N2O4S |
| Molecular Weight | 568.68 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
- 2,4-Dichloro-N-[(1Z,3E)-2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-3-{[(2,4-dichlorophenyl)methoxy]imino}prop-1-en-1-yl]aniline (CAS 320420-49-3)
- 2,4-Dichloro-N-[(1Z,3E)-2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-3-{[(2,6-dichlorophenyl)methoxy]imino}prop-1-en-1-yl]aniline (CAS 320420-29-9)
- 1,3-Dichloro-1,1,3,3-Tetrafluoro-2-Phenyl-Propan-2-Ol (CAS 1892-88-2)
- 2,4-Dichloro-N-(4-{4-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]piperazin-1-yl}phenyl)benzene-1-sulfonamide (CAS 478262-23-6)
- 4,4'-[(1R)-6,6'-Dichloro-2,2'-diethoxy[1,1'-binaphthalene]-4,4'-diyl]bispyridine (CAS 431043-34-4)
- 4,4'-[(1S)-6,6'-Dichloro-2,2'-diethoxy[1,1'-binaphthalene]-4,4'-diyl]bispyridine (CAS 431043-38-8)
- 2-{N-[2,4-dichloro-5-(2-methoxyethoxy)phenyl]4-chlorobenzenesulfonamido}-N-(4-fluorophenyl)acetamide (CAS 338967-64-9)
- 2-(N-(2,4-dichloro-5-(2-methoxyethoxy)phenyl)phenylsulfonamido)-N-(3-(trifluoromethyl)phenyl)acetamide (CAS 338967-88-7)
Recommended Standards
- 2-((4-Chloro-N-(2,4-dichloro-5-methoxyphenyl)phenyl)sulfonamido)-N-(2,3-dichlorophenyl)acetamide (CAS 338961-57-2)
- ITMN 4077 (CAS 790305-05-4)
- (S)-Butane-1,2,4-triyl tris(4-methylbenzenesulfonate) (CAS 99520-83-9)
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