2-[N-(2,4-Dichloro-5-methoxyphenyl)4-methylbenzenesulfonamido]-N-phenylacetamide CAS 338961-23-2
| CAS No. | 338961-23-2 |
| Molecular Formula | C22H20Cl2N2O4S |
| Molecular Weight | 479.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-[N-(2,4-Dichloro-5-methoxyphenyl)4-methylbenzenesulfonamido]-N-phenylacetamide 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.
2-[N-(2,4-Dichloro-5-methoxyphenyl)4-methylbenzenesulfonamido]-N-phenylacetamide (CAS 338961-23-2) is a high-purity analytical reference standard with the molecular formula C22H20Cl2N2O4S and a molecular weight of 479.38 g/mol.
Based on its molecular formula C22H20Cl2N2O4S, 2-[N-(2,4-Dichloro-5-methoxyphenyl)4-methylbenzenesulfonamido]-N-phenylacetamide 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 479.38 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 | C22H20Cl2N2O4S |
| Molecular Weight | 479.38 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
- 3-(3,5-Dichloro-4-hydroxy-phenyl)-5-[2-(5-methoxy-1H-indol-3-yl)-2-oxo-ethylidene]-2-thioxo-thiazolidin-4-one (CAS 1380572-40-6)
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- Dichloro(1,2-bis((2S,5S)-2,5 dimethylphospholanobenzene)(2-(diphenylphosphino)ethylamine)-ruthenium(II) (CAS 2080413-09-6)
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- 2-((N-(2,4-dichloro-5-(2-methoxyethoxy)phenyl)-4-methoxyphenyl)sulfonamido)-N-methylacetamide (CAS 338967-86-5)
- N-((2,5-Dichloro-4-((1,1,2,2-tetrafluoroethyl)thio)phenyl)carbamoyl)-2,6-difluorobenzamide (CAS 100279-18-3)
Recommended Standards
- (2-(7,7-Dimethyl-1-oxo-1,3,4,6,7,8-hexahydro-2H-cyclopenta[4,5]pyrrolo[1,2-a]pyrazin-2-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)methyl acetate (CAS 1899834-77-5)
- Sitagliptin impurity 146 (CAS CATO-C4X-1144146)
- N-{2-[(phenylcarbamoyl)amino]ethyl}-2,5-bis(2,2,2-trifluoroethoxy)benzamide (CAS 338404-65-2)
- 1-O-(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)-β-D-glucopyranuronic Acid 2,3,4-Triacetate Methyl Ester (CAS 319926-19-7)
- 4,6-Dihydroxy-5-chloropyrimidine (CAS 1193-56-2)
- Gabapentin-d6 Hydrochloride (CAS 1432061-73-8)
- N-(2-Fluorophenyl)-2-((3-(4-methoxyphenyl)-4-oxo-3,4,5,6,7,8-hexahydrobenzo[4,5]thieno[2,3-d]pyrimidin-2-yl)thio)acetamide (CAS 477331-63-8)
- 4-chloro-2,6-dimethyl-7H-pyrrolo[2,3-d]pyrimidine (CAS 1638764-22-3)
- 5-(1,3-Dioxolan-2-yl)-2-(4-methoxybenzoyl)thiophene (CAS 898773-14-3)
- 1,2-Dibromo-3,6-difluoro-4-nitrobenzene (CAS 1806305-72-5)
- Methyl 2-chloro-4-fluoro-5-nitrobenzoate (CAS 85953-30-6)
- 3-Methoxy-1-(piperidin-1-yl)propan-1-one (CAS 5830-21-7)
- 6,8-Difluoro-2,3,4,5-tetrahydro-1-benzoxepin-5-one (CAS 145348-28-3)
- Serpent Peptide (CAS 823202-99-9)
Why CATO?
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- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com