5-Bromo-2-methoxybenzenesulfonic acid CAS 1227290-96-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1227290-96-1 |
| Molecular Formula | C7H7BrO4S |
| Molecular Weight | 267.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Bromo-2-methoxybenzenesulfonic acid (CAS 1227290-96-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H7BrO4S. Molecular weight: 267.10 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H7BrO4S |
| Molecular Weight | 267.10 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- Ethyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)isoxazole-3-carboxylate (CAS 2246875-70-5)
- 4-(Bromomethyl)-5-fluoro-2,4'-bipyridine (CAS 1227494-32-7)
- 7-bromo-6-fluoro-benzofuran-5-carboxylic acid (CAS 2306277-31-4)
- 1-Cyclopent-1-enyl-piperidine 1-cyclopentenylpiperidine 1614-92-2 (CAS 1614-92-2)
- N-(2-(Dimethylamino)ethyl)-8-methylacridine-4-carboxamide (CAS 106626-81-7)
- 3-(Difluoromethyl)-1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 2197909-48-9)
- 1-Propyl-1H-pyrazole-4-carbaldehyde (CAS 473249-36-4)
- 5-Chloro-2-(3,4-dimethylphenoxy)aniline (CAS 893750-99-7)
- 2-(3-Methyl-4-nitrophenoxy)propanehydrazide (CAS 588681-42-9)
- Semaglutide Impurity 129 (CAS 2490269-79-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com