Calcium Dobesilate Impurity 4 CAS 2429952-20-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2429952-20-3 |
| Molecular Formula | C9H12O5S |
| Molecular Weight | 232.25 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Calcium Dobesilate Impurity 4 (CAS 2429952-20-3) pharmacopoeial impurity standards reference standard. Molecular formula: C9H12O5S. Molecular weight: 232.25 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H12O5S |
| Molecular Weight | 232.25 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2000 |
| Sulfur Atoms | 1 |
Related Calcium Standards
- Calcium Dobesilate Impurity 23 (CAS CATO-C4X-205123)
- Calcium Dobesilate Impurity 26 (CAS CATO-C4X-205126)
- Calcium Dobesilate Impurity 2 (CAS CATO-C4X-20512)
- Calcium Dobesilate Impurity 14 (CAS CATO-C4X-205114)
- Calcium Dobesilate Impurity 3 (CAS CATO-C4X-20513)
- Calcium Dobesilate Impurity 24 (CAS CATO-C4X-205124)
- Calcium Dobesilate Impurity 25 (CAS CATO-C4X-205125)
- Calcium Dobesilate Impurity N3 (CAS 17724-11-7)
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