5-Bromo-4-fluoro-2-methylbenzenesulfonamide CAS 874804-13-4
| CAS No. | 874804-13-4 |
| Molecular Formula | C7H7BrFNO2S |
| Molecular Weight | 268.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-4-fluoro-2-methylbenzenesulfonamide (CAS 874804-13-4) is a high-purity analytical reference standard with the molecular formula C7H7BrFNO2S and a molecular weight of 268.10 g/mol.
Based on its molecular formula C7H7BrFNO2S, 5-Bromo-4-fluoro-2-methylbenzenesulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 268.10 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.
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 5-Bromo-4-fluoro-2-methylbenzenesulfonamide 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 | C7H7BrFNO2S |
| Molecular Weight | 268.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Bromo Standards
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- 4-Bromo-3-fluoro-N-methylbenzenesulfonamide (CAS 1055995-78-2)
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Recommended Standards
- 5-Bromo-2-fluoro-4-methylbenzenesulfonamide (CAS 874801-50-0)
- 6-(3,5-Dichlorophenyl)nicotinic acid (CAS 887976-70-7)
- 5-(3,5-Dichlorophenyl)nicotinic acid (CAS 887973-53-7)
- 6-Chloro-N-(3-chlorophenyl)pyrazine-2-carboxamide (CAS 879503-80-7)
- 2-Amino-3-(2,4-difluoro-phenyl)-propan-1-ol hydrochloride (CAS 1379892-25-7)
- 4,4-Dimethoxytetrahydro-2H-pyran-3-ol (CAS 104681-92-7)
- (E)-1-(4-methyl-2-phenylthiazol-5-yl)ethan-1-one oxime (CAS 568564-31-8)
- Valsartan Impurity 140 (CAS CATO-C4X-1057140)
- 5-(2-(Dimethoxymethyl)phenyl)thiophene-2-carbaldehyde (CAS 886509-12-2)
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- (R)-2-Amino-3-(2,5-dichlorophenyl)propanoic acid (CAS 718596-54-4)
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- tert-Butyl 2-oxa-7-azaspiro[3.5]nonane-7-carboxylate (CAS 240401-27-8)
- Insulin Glulisine (CAS 207748-29-6)
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