Biphenyl-2,2’-diboronic Acid Bis(pinacol) Ester CAS 398128-09-1
| CAS No. | 398128-09-1 |
| Molecular Formula | C24H32B2O4 |
| Molecular Weight | 406.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Biphenyl-2,2’-diboronic Acid Bis(pinacol) Ester meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Biphenyl-2,2’-diboronic Acid Bis(pinacol) Ester (CAS 398128-09-1), molecular formula C24H32B2O4 and molecular weight 406.13 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C24H32B2O4, Biphenyl-2,2’-diboronic Acid Bis(pinacol) Ester contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 406.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C24H32B2O4 |
| Molecular Weight | 406.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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Recommended Standards
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