Methyl 4-Bromo-2-(methylsulfonyl)benzoate CAS 773134-43-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 773134-43-3 |
| Molecular Formula | C9H9BrO4S |
| Molecular Weight | 293.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Methyl 4-Bromo-2-(methylsulfonyl)benzoate (CAS 773134-43-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H9BrO4S. Molecular weight: 293.13 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H9BrO4S |
| Molecular Weight | 293.13 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 |
| 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.) | 1986 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 4-Bromo-2-(4-fluorophenyl)acetophenone (CAS 107028-32-0)
- Methyl 5-bromo-2-(methylsulfonyl)benzoate (CAS 1246765-34-3)
- 4-Bromo-2-ethanesulfonylbenzoic acid (CAS 1383826-63-8)
- 3-Bromo-5-methanesulfonyl-2-methylbenzoic acid (CAS 1427379-34-7)
- Methyl 3-Bromo-5-(methylsulfonyl)benzoate (CAS 154117-77-8)
- Methyl 3-Bromo-4-(methylsulfonyl)benzoate (CAS 182003-84-5)
- 2-(4-Bromo-2-(methylsulfonyl)phenyl)acetic acid (CAS 1887769-51-8)
- 2-Bromo-3-fluoro-5-methylbenzophenone (CAS 951886-63-8)
Recommended Standards
- Methyl 2-(4-bromobenzenesulfonyl)acetate (CAS 50397-65-4)
- 252562-55-3 1-(4-Bromophenyl)-2-(3-fluorophenyl)ethan-1-one DTXSID70591612 (CAS 252562-55-3)
- methyl 2-(3-bromobenzenesulfonyl)acetate (CAS 865707-53-5)
- endo-BCN-PEG3-NH-Boc (CAS 1807501-84-3)
- 2-(2,4-Difluorophenyl)-4-methyl-6-(1H-pyrazol-5-yl)-1,2,4-triazine-3,5(2H,4H)-dione (CAS 477709-03-8)
- (4S,5S)-N,N,N',N'-2,2-Hexamethyl-1,3-dioxolane-4,5-dicarboxamide (CAS 111828-49-0)
- m-C-tri(CH2-PEG1-NHS ester) (CAS 173414-89-6)
- Tetrahydro-1H,3H-3a,7a-(methanoiminomethano)benzo[c]thiophene 2,2-dioxide hydrochloride (CAS 2138104-34-2)
- 4-Oxo-1,4-dihydropyridine-3-carbonitrile (CAS 100367-56-4)
- Semaglutide impurity 66 (CAS CATO-C4X-222666)
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