Ethyl 4-(3-bromothiophen-2-yl)-4-oxobutanoate CAS 951889-19-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 951889-19-3 |
| Molecular Formula | C10H11BrO3S |
| Molecular Weight | 291.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4-(3-bromothiophen-2-yl)-4-oxobutanoate (CAS 951889-19-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H11BrO3S. Molecular weight: 291.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H11BrO3S |
| Molecular Weight | 291.16 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.) | 1987 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
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- BTZ2F26-2Br (CAS 1916476-35-1)
- 2',4',6'-Trihydroxyacetophenone Monohydrate (CAS 480-66-0)
- 6-(2,5-Difluorophenyl)pyridin-2-amine (CAS 1178652-18-0)
- 4-(Furan-2-carbonyl)-5-methyl-2-phenyl-1H-pyrazol-3(2H)-one (CAS 89076-04-0)
- Tribromochloromethane (CAS 594-15-0)
- 3-(4-Bromo-5-chlorofuran-2-yl)propanoic acid (CAS 1707568-35-1)
- C-Peptide 1 (rat) (CAS 41475-27-8)
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