N-(4-Methylphenyl)-4-nitrobenzenesulfonamide CAS 109845-76-3
| CAS No. | 109845-76-3 |
| Molecular Formula | C13H12N2O4S |
| Molecular Weight | 292.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
N-(4-Methylphenyl)-4-nitrobenzenesulfonamide (CAS 109845-76-3), molecular formula C13H12N2O4S and molecular weight 292.31 g/mol, is a CATO reference standard with documented purity and traceability.
N-(4-Methylphenyl)-4-nitrobenzenesulfonamide (C13H12N2O4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(4-Methylphenyl)-4-nitrobenzenesulfonamide 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 | C13H12N2O4S |
| Molecular Weight | 292.31 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
- 6840-26-2 (2-Methylphenyl)(oxo)diphenyl-lambda~5~-phosphane DTXSID40502230 (CAS 6840-26-2)
- 6840-28-4 (4-Methylphenyl)(oxo)diphenyl-lambda~5~-phosphane DTXSID30502229 (CAS 6840-28-4)
- 3-(2-Methylphenyl)-2-trifluoromethylpropiophenone (CAS 898789-73-6)
- 3-(3-Methylphenyl)-3-trifluoromethylpropiophenone (CAS 898791-05-4)
- 3-(3-Methylphenyl)-4-trifluoromethylpropiophenone (CAS 898791-08-7)
- 1-Benzyl-3-(4-methylphenyl)-1h-pyrazole-4-carboxylic acid (CAS 956453-12-6)
- N-(4-Methylphenyl)-1-(6-methylpyridin-2-yl)-1H-imidazole-4-carboxamide (CAS 477864-36-1)
- {[(4-methylphenyl)methyl]sulfamoyl}[(pyridin-4-yl)methyl]amine (CAS 337924-57-9)
Recommended Standards
- 2-((((Benzyloxy)carbonyl)amino)methyl)thiazole-5-carboxylic acid (CAS 1095823-37-2)
- 4-Nitro-N-(o-tolyl)benzenesulfonamide (CAS 109847-18-9)
- N-(4-(3-Amino-3-oxopropyl)thiazol-2-yl)-6-oxo-1,6-dihydropyridine-3-carboxamide (CAS 1040643-00-2)
- 2-((4,6-Dimethoxypyrimidin-2-yl)thio)benzoic acid (CAS 110284-79-2)
- 2-Chloro-1-cyclopropoxy-4-methoxybenzene (CAS 1243450-71-6)
- (2-Bromo-4-fluorophenyl)(cycloheptyl)methanol (CAS 1443329-00-7)
- 4-(3-Fluorophenyl)-3-methyl-4-oxobutanoic acid (CAS 1247512-15-7)
- 5-Phenyl-2-(phenylimino)furan-3(2H)-one (CAS 83805-49-6)
- 2-Iodopyridin-3-yl (4-nitrophenyl)carbamate (CAS 246021-94-3)
- Thiocolchicoside EP Impurity J (Thiocolchicoside Impurity D1SO) (Mixture of Diastereomers) (CAS 1359973-79-7)
- 1-(2-Amino-3,4,5-trichlorophenyl)-6-methoxynaphthalen-2-ol (CAS 1424386-64-0)
- 4,6-Dimethyl-2-(phenylthio)pyrimidine (CAS 92902-64-2)
- tert-butyl cis-2,4-bis(hydroxymethyl)azetidine-1-carboxylate (CAS 1036262-52-8)
- semaglutide (CAS 782487-28-9)
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