5-Bromo-4-(cyclopentyloxy)thiophene-2-carboxylic acid CAS 1707391-70-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1707391-70-5 |
| Molecular Formula | C10H11BrO3S |
| Molecular Weight | 291.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-4-(cyclopentyloxy)thiophene-2-carboxylic acid (CAS 1707391-70-5) 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.) | 1994 |
| Halogen Content | Br-containing |
| Sulfur Atoms | 1 |
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- 7,7-Dimethyl-2-oxo-1,2,5,6,7,8-hexahydroquinoline-3-carbonitrile (CAS 1370592-57-6)
- 1-amino-3-(4-fluorophenoxy)propan-2-ol (CAS 51448-33-0)
- Semaglutide impurity 28 (CAS CATO-C4X-222628)
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