4-Chloronaphthalen-1-yl 2-(N-phenylbenzenesulfonamido)acetate CAS 343373-65-9
| CAS No. | 343373-65-9 |
| Molecular Formula | C24H18ClNO4S |
| Molecular Weight | 451.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C24H18ClNO4S, 4-Chloronaphthalen-1-yl 2-(N-phenylbenzenesulfonamido)acetate 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 451.92 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-Chloronaphthalen-1-yl 2-(N-phenylbenzenesulfonamido)acetate (CAS 343373-65-9), molecular formula C24H18ClNO4S and molecular weight 451.92 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Chloronaphthalen-1-yl 2-(N-phenylbenzenesulfonamido)acetate 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 | C24H18ClNO4S |
| Molecular Weight | 451.92 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chloronaphthalen Standards
- 2-(4-(4-Chloronaphthalen-1-yl)phenyl)-4,6-diphenyl-1,3,5-triazine (CAS 2088209-42-9)
- 2-[(4-Chloronaphthalen-1-yl)oxy]-1-(4-methyl-2-phenyl-1,3-thiazol-5-yl)ethan-1-one (CAS 478047-43-7)
- 2-((S)-4-(7-(8-Chloronaphthalen-1-yl)-2-(((S)-1-methylpyrrolidin-2-yl)methoxy)-5,6,7,8-tetrahydropyrido[3,4-d]pyrimidin-4-yl)piperazin-2-yl)acetonitrile (CAS 2206737-06-4)
- 4-((4-Chloronaphthalen-1-yl)diazenyl)-1-hydroxy-2-methylisoquinolin-3(2H)-one (CAS 924862-22-6)
- 4-((4-Chloronaphthalen-1-yl)oxy)-5-methoxy-2-(pyridin-2-yl)pyrimidine (CAS 338410-61-0)
- 4-((4-Chloronaphthalen-1-yl)oxy)-5-methoxy-2-phenylpyrimidine (CAS 478029-74-2)
- 2-[(4-Chloronaphthalen-1-yl)oxy]-N-(3-cyanothiophen-2-yl)acetamide (CAS 338777-56-3)
- ((8-Chloronaphthalen-1-yl)sulfonyl)proline (CAS 1008934-47-1)
Recommended Standards
- (R)-5-Chloro-N-(3-methoxy-1-((3-methyl-4-(3-oxomorpholino)phenyl)amino)-1-oxopropan-2-yl)thiophene-2-carboxamide (CAS 811811-33-3)
- TREM2 agonist-2 (CAS 2738485-98-6)
- (E)-1-((4-chlorophenyl)sulfonyl)-N'-(4-hydroxy-3-methoxybenzylidene)piperidine-4-carbohydrazide (CAS 478030-79-4)
- Cisapride Impurity 2 (CAS 104860-64-2)
- N-(4-Methoxyphenyl)imidazo[1,2-a]pyrazin-3-amine (CAS 823806-68-4)
- 2-(3-(Dimethylamino)azetidin-3-yl)acetonitrile hydrochloride (CAS 2803822-60-6)
- TTOCH3 (CAS 2378628-49-8)
- (3-methoxypyrazin-2-yl)methanamine (CAS 1211580-10-7)
- 3-[(4-Methylphenyl)thio]propanoic acid (CAS 13739-35-0)
- (5'h,7'h-Spiro[cyclobutane-1,6'-pyrazolo[5,1-b][1,3]oxazin]-3'-yl)methanamine hydrochloride (CAS 2197062-85-2)
- 1-(4-Chloro-3-(methylsulfonyl)phenyl)propan-2-one (CAS 593960-75-9)
- N-Boc-3-(4-Pyridyl)propylamine (CAS 164648-58-2)
- 4-Iodo-1-methoxy-2-nitrobenzene (CAS 52692-09-8)
- Tirzepatide Impurity 59 (CAS CATO-C4X-324059)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com