4-Methyl-N-(naphthalen-2-yl)benzenesulfonamide CAS 18271-18-6
| CAS No. | 18271-18-6 |
| Molecular Formula | C17H15NO2S |
| Molecular Weight | 297.37 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-Methyl-N-(naphthalen-2-yl)benzenesulfonamide (CAS 18271-18-6) is a high-purity analytical reference standard with the molecular formula C17H15NO2S and a molecular weight of 297.37 g/mol.
Structurally, 4-Methyl-N-(naphthalen-2-yl)benzenesulfonamide (C17H15NO2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 297.37 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 4-Methyl-N-(naphthalen-2-yl)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 | C17H15NO2S |
| Molecular Weight | 297.37 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- 4-Methyl-N-(naphthalen-1-yl)benzenesulfonamide (CAS 18271-17-5)
- 1-[(3-Methylbenzyl)sulfonyl]piperidine-4-carboxylic acid (CAS 1858240-99-9)
- BOc-(+/-)-trans-4-(3-thienyl)-pyrrolidine-3-carboxylic acid (CAS 1820575-20-9)
- 1-[(2-Methylbenzyl)sulfonyl]piperidine-4-carboxylic acid (CAS 1858249-74-7)
- 4-(4-Methylthiazol-5-yl)benzonitrile (CAS 122957-57-7)
- Aucubin (CAS 479-98-1)
- 2-Methoxy-N-pentylbenzamide (CAS 544699-31-2)
- Methyl 3-Chloro-5-(hydroxymethyl)benzoate (CAS 153203-58-8)
- 1,5-Diiodonaphthalene (CAS 27715-44-2)
- 4-Diethylamino-4-ethoxy-1,1,1-trifluoro-but-3-en-2-one (CAS 1365994-92-8)
- 2-Chloro-N-isopropyl-N-(2-methoxybenzyl)acetamide (CAS 1176619-19-4)
- tert-Butyl (2R)-4,4-diethoxy-2-(hydroxymethyl)-piperidine-1-carboxylate (CAS 1212295-83-4)
- 4-Amino-2-(naphthalen-1-yl)isoindoline-1,3-dione (CAS 26491-09-8)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
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