(2,3,4,5-Tetramethoxyphenyl)boronic acid CAS 857674-57-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 857674-57-8 |
| Molecular Formula | C10H15BO6 |
| Molecular Weight | 242.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2,3,4,5-Tetramethoxyphenyl)boronic acid (CAS 857674-57-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H15BO6. Molecular weight: 242.03 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H15BO6 |
| Molecular Weight | 242.03 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) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
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- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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