2-(4-Bromobenzenesulfonyl)-2-methylpropanoic acid CAS 90841-72-8
| CAS No. | 90841-72-8 |
| Molecular Formula | C10H11BrO4S |
| Molecular Weight | 307.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-(4-Bromobenzenesulfonyl)-2-methylpropanoic acid 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.
2-(4-Bromobenzenesulfonyl)-2-methylpropanoic acid (CAS 90841-72-8), molecular formula C10H11BrO4S and molecular weight 307.16 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H11BrO4S, 2-(4-Bromobenzenesulfonyl)-2-methylpropanoic acid contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 307.16 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H11BrO4S |
| Molecular Weight | 307.16 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromobenzenesulfonyl Standards
- 4-(3-bromobenzenesulfonyl)butanoic acid (CAS 1338988-44-5)
- Methyl 3-(4-bromobenzenesulfonyl)propanoate (CAS 14223-24-6)
- 1-(3-Bromobenzenesulfonyl)-pyrrolidin-3-ol (CAS 1410447-07-2)
- 5-(4-Bromobenzenesulfonyl)-1,2,3-thiadiazole (CAS 338397-19-6)
- 4-[(4-Bromobenzenesulfonyl)methyl]piperidine (CAS 1706450-64-7)
- 5-(4-Bromobenzenesulfonyl)-4-methyl-1,2,3-thiadiazole (CAS 338978-76-0)
- 1-(3-Bromobenzenesulfonyl)-3-methoxypyrrolidine (CAS 1967972-44-6)
- 2-(4-Bromobenzenesulfonyl)-3-methylbutanoic acid (CAS 134649-66-4)
Recommended Standards
- 2-((4-Bromo-N-methylphenyl)sulfonamido)acetamide (CAS 904517-36-8)
- 2-(Boc-amino)-4-bromo-5-formylthiazole (CAS 944805-17-8)
- 1-Bromo-2-(2,2-diethoxyethoxy)-4-fluorobenzene (CAS 253429-30-0)
- 2-Bromo-1-(2,2-diethoxyethoxy)-3-fluorobenzene (CAS 286836-06-4)
- N-Nitroso Indigo Carmine (CAS CATO-C4X-32601)
- Methyl 5-(4-methoxyphenyl)thieno[2,3-b]thiophene-2-carboxylate (CAS 1624261-82-0)
- (S)-3-Phenyl-5-(pyrrolidin-2-yl)-1,2,4-oxadiazole 2,2,2-trifluoroacetate (CAS 1609388-39-7)
- tert-Butyl (R)-3-oxohexahydroimidazo[1,5-a]pyrazine-7(1H)-carboxylate (CAS 1808248-81-8)
- 1-(2-Bromobenzoyl)-1H-indole-3-carbaldehyde (CAS 147055-72-9)
- 4-(2-Bromoallyl)phenol (CAS 84819-88-5)
- 4-Bromo-5-fluoro-7-methylindoline-2,3-dione (CAS 1092350-06-5)
- 6-(6-Chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)pyridin-2(1H)-one (CAS 596825-56-8)
- N-((Phenoxycarbonyl)oxy)-2-(quinolin-8-yloxy)acetimidamide (CAS 88758-14-9)
- Semaglutide Impurity 152 xTFA (CAS CATO-C4X-2226152)
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