5-Bromothiophene 2-Oxoacetic Acid Ethyl Ester CAS 22098-10-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22098-10-8 |
| Molecular Formula | C8H7BrO3S |
| Molecular Weight | 263.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromothiophene 2-Oxoacetic Acid Ethyl Ester (CAS 22098-10-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H7BrO3S. Molecular weight: 263.11 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H7BrO3S |
| Molecular Weight | 263.11 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.) | 1963 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
Related Bromothiophene Standards
- 3-Bromothiophene-2-sulfonyl chloride (CAS 170727-02-3)
- 4-Bromothiophene-2-sulfonyl chloride (CAS 185329-76-4)
- 3-(5-Bromothiophene-2-carbonyl)oxolane (CAS 1251236-94-8)
- 5-Bromothiophene-2-sulfonyl chloride 5-bromo-thiophene-2-sulfonyl chloride 5-bromothiophenesulphonyl chloride 5-bromothiophene-2-sulphonyl chloride 5-bromothiophenesulfonyl chloride 5-bromo-2-thiophenesulfonyl chloride 5-bromothiophen-2-sulfonyl chloride 55854-46-1 (CAS 55854-46-1)
- 5-Bromothiophene-2,3-dicarboxylic acid (CAS 909010-25-9)
- propyl 5-bromothiophene-3-carboxylate (CAS 1478954-26-5)
- 5-Acetyl-4-bromothiophene-2-carboxylic acid (CAS 1369239-73-5)
- 3-bromothiophene-2-carbonyl isothiocyanate (CAS 1339908-68-7)
Recommended Standards
- 4-Bromo-2-(methylsulfonyl)benzaldehyde (CAS 849035-77-4)
- Ethyl 2-(3-bromothiophen-2-yl)-2-oxoacetate (CAS 70596-02-0)
- 4-(5-Bromothiophen-2-yl)-4-oxobutanoic acid (CAS 52240-28-5)
- 4-Methylbenzo[b]thiophen-3-amine (CAS 1602944-43-3)
- (5-(Difluoromethyl)-2-iodo-3-(trifluoromethyl)pyridin-4-yl)methanamine (CAS 1805263-66-4)
- 2-Methyl-2-propionamidopropanoic acid (CAS 106897-28-3)
- Nicotinamide (CAS 98-92-0)
- H-Pro-Arg-βNA · HCl (CAS 138914-35-9)
- 4-((3-Ethyl-1,2,4-oxadiazol-5-yl)methoxy)benzonitrile (CAS 1042645-21-5)
- D-Pro38-Tirzepatide (CAS CATO-CPTD788901)
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