Ethyl 5-(3-bromo-2-thienyl)-5-oxovalerate CAS 951889-22-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 951889-22-8 |
| Molecular Formula | C11H13BrO3S |
| Molecular Weight | 305.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 5-(3-bromo-2-thienyl)-5-oxovalerate (CAS 951889-22-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H13BrO3S. Molecular weight: 305.19 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H13BrO3S |
| Molecular Weight | 305.19 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.) | 1987 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-(6-Bromo-2-benzothiazolyl)benzenamine (CAS 566169-97-9)
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- 4-(4-Bromophenoxy)tetrahydro-2H-thiopyran 1,1-dioxide (CAS 2001951-51-3)
- 2,5-Dimethyl-N-(thiophen-2-ylmethyl)aniline (CAS 1021012-19-0)
- 8-Fluoro-7-methyl-1,2,3,4-tetrahydroisoquinoline (CAS 1780693-53-9)
- Coumarin (CAS 91-64-5)
- 2-Isopropoxycyclohexan-1-amine (CAS 1250630-83-1)
- 2-(3-Methylazetidin-1-yl)propanoic acid (CAS 1529694-98-1)
- 2-Phenoxypyridine-4-carbonitrile (CAS 81249-44-7)
- Semaglutide Impurity 162 (x TFA Salt) (CAS CATO-C4X-2226162)
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