methyl 4-bromo-3-(chlorosulfonyl)-5-fluorobenzoate CAS 1249508-42-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1249508-42-6 |
| Molecular Formula | C8H5BrClFO4S |
| Molecular Weight | 331.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
methyl 4-bromo-3-(chlorosulfonyl)-5-fluorobenzoate (CAS 1249508-42-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H5BrClFO4S. Molecular weight: 331.54 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H5BrClFO4S |
| Molecular Weight | 331.54 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.) | 1990 |
| Halogen Content | F/Cl/Br-containing |
| Sulfur Atoms | 1 |
Related methyl Standards
- Methyl 2-bromo-3-(chlorosulfonyl)-5-fluorobenzoate (CAS 1154149-58-2)
- Methyl 2-bromo-5-(chlorosulfonyl)-4-fluorobenzoate (CAS 1155910-18-1)
- methyl 4-bromo-5-(chlorosulfonyl)-2-fluorobenzoate (CAS 1155910-53-4)
- 1-(2-Bromo-4-chlorophenoxymethyl)-1h-pyrazole-3-carboxylic acid (CAS 1001500-71-5)
- 1-(4-Bromo-2-chlorophenoxymethyl)-1h-pyrazole-3-carboxylic acid (CAS 1001500-72-6)
- 2-(2-Bromo-4-chlorophenoxy)-N-(4h-1,2,4-triazol-3-yl)acetamide (CAS 496959-39-8)
- 5-(4-Bromo-2-chlorophenoxymethyl)furan-2-carboxylic acid (CAS 832737-92-5)
- Methyl 6-bromo-4-chloro-7-methoxyquinazoline-2-carboxylate (CAS 2883759-86-0)
Recommended Standards
- (S)-3-Hydroxy-1-((S)-4-isopropyl-2-thioxothiazolidin-3-yl)decan-1-one (CAS 1370634-73-3)
- (5Z,8Z,11Z,14Z)-N,N-Dimethylicosa-5,8,11,14-tetraenamide (CAS 45280-17-9)
- 1-(4-Aminophenyl)hexadecan-1-one (CAS 79098-14-9)
- 4-(4-isocyanatophenyl)morpholine (CAS 884332-72-3)
- 3,3-dimethylpent-4-enamide (CAS 70184-93-9)
- 6-chloro-3-fluoro-pyridin-2-amine (CAS 1260672-14-7)
- 2-(2,6-Dichloro-4-(trifluoromethoxy)phenyl)acetonitrile (CAS 886503-13-5)
- (2e)-3-(2h-Chromen-3-yl)prop-2-enoic acid (CAS 371253-43-9)
- 2-Amino-6-chloropyrimidin-4(1H)-one hydrate(1:x) (CAS 206658-81-3)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
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 13829788188 / jacky.chen@cato-chem.com