N-(4-chloro-3-nitrophenyl)benzenesulfonamide CAS 55851-37-1
| CAS No. | 55851-37-1 |
| Molecular Formula | C12H9ClN2O4S |
| Molecular Weight | 312.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 312.73 g/mol gives N-(4-chloro-3-nitrophenyl)benzenesulfonamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies N-(4-chloro-3-nitrophenyl)benzenesulfonamide (CAS 55851-37-1), a certified reference material (molecular formula C12H9ClN2O4S, MW 312.73 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H9ClN2O4S, N-(4-chloro-3-nitrophenyl)benzenesulfonamide contains a nitrogen-containing heterocyclic scaffold, 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 312.73 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.
CATO manufactures N-(4-chloro-3-nitrophenyl)benzenesulfonamide 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 | C12H9ClN2O4S |
| Molecular Weight | 312.73 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
- 4-Chloro-3-nitro-N-phenylbenzene-1-sulfonamide (CAS 137-49-5)
- (Z)-5-(4-chloro-3-nitrobenzylidene)-3-ethylthiazolidine-2,4-dione (CAS 685108-31-0)
- 1-Chloro-4-(3-fluorophenyl)-6-methoxyisoquinoline-3-carbonitrile (CAS 849546-48-1)
- 4-Chloro-2-nitro-N-phenylbenzenesulfonamide (CAS 91498-48-5)
- N-(4-chloro-2-nitrophenyl)-3-methoxythiophene-2-carboxamide (CAS 344273-61-6)
- N-(4-Chloro-2-nitrophenyl)benzenesulfonamide (CAS 735-58-0)
- 3-[(3-Chloro-4-Propan-2-Yloxyphenyl)Methyl]-5-Fluoro-1H-Pyrimidine-2,4-Dione (CAS 102613-22-9)
- 3-[(3-Chloro-4-Propoxyphenyl)Methyl]-5-Fluoro-1H-Pyrimidine-2,4-Dione (CAS 102613-24-1)
Recommended Standards
- N-(4-Chlorophenyl)-3-nitrobenzenesulfonamide (CAS 325806-68-6)
- 34303-18-9 Phosphine oxide, (4-chlorophenyl)diphenyl- DTXSID60457738 (CAS 34303-18-9)
- N-(3-chlorophenyl)-3-nitrobenzenesulfonamide (CAS 87317-02-0)
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- Anorexigenic Peptide (CAS 69275-10-1)
- 1-(2,6-Dichlorobenzyl)-3,5-diphenyl-1H-1,2,4-triazole (CAS 332916-09-3)
- 2-(2-Aminobutan-2-yl)-5-ethyl-6-methylpyrimidin-4(1h)-one hydrochloride (CAS 1354950-93-8)
- 2-(Cyclopropylmethyl)-4-iodophenol (CAS 1243480-51-4)
- 5-Amino-2-(2-methylpropyl)-1,3-oxazole-4-carbonitrile (CAS 1505921-07-2)
- Daprodustat Impurity 29 (CAS CATO-C4X-240729)
- (2Z)-2-[(Z)-4-Chlorobenzoyl]-3-(5-methoxy-1H-indol-3-yl)prop-2-enenitrile (CAS 861207-67-2)
- 5-methyl-1,3-thiazol-4-amine hydrochloride (CAS 168156-10-3)
- Phenyl beta-D-Glucuronide (CAS 17685-05-1)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
Why CATO?
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