4,4,5,5-Tetramethyl-2-(4'-(naphthalen-2-yl)-[1,1'-biphenyl]-4-yl)-1,3,2-dioxaborolane CAS 1450898-36-8
| CAS No. | 1450898-36-8 |
| Molecular Formula | C28H27BO2 |
| Molecular Weight | 406.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,4,5,5-Tetramethyl-2-(4'-(naphthalen-2-yl)-[1,1'-biphenyl]-4-yl)-1,3,2-dioxaborolane (CAS 1450898-36-8) is a high-purity analytical reference standard with the molecular formula C28H27BO2 and a molecular weight of 406.32 g/mol.
Structurally, 4,4,5,5-Tetramethyl-2-(4'-(naphthalen-2-yl)-[1,1'-biphenyl]-4-yl)-1,3,2-dioxaborolane (C28H27BO2) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 15.5, corresponding to approximately 15 ring(s) or double-bond equivalent(s). With a molecular weight of 406.32 g/mol, it falls into the moderately-high-molecular-weight range. 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.
As a certified reference material (CRM), 4,4,5,5-Tetramethyl-2-(4'-(naphthalen-2-yl)-[1,1'-biphenyl]-4-yl)-1,3,2-dioxaborolane 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.
Physical & Chemical Properties
| Molecular Formula | C28H27BO2 |
| Molecular Weight | 406.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| 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) | 15.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
Related Tetramethyl Standards
- 3-[1-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)ethenyl]estra-1,3,5(10)-trien-17-one (CAS 2559765-38-5)
- 3-(2-Oxo-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[cd]indol-1(2H)-yl)piperidine-2,6-dione (CAS 2767648-27-9)
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- 4,4’-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)biphenyl (CAS 207611-87-8)
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- 1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)-3-(3-(trifluoromethyl)phenyl)urea (CAS 939968-42-0)
Recommended Standards
- Ethyl 4,4-bis(diethoxyphosphoryl)-4-fluorobutanoate (CAS 1309929-18-7)
- 2-(Isonicotinamido)-N-(4-(trifluoromethoxy)benzyl)oxazole-4-carboxamide (CAS 1797093-12-9)
- (2S,4S)-1-Boc-2-[4-(4-bromophenyl)-2-imidazolyl]-4-methylpyrrolidine (CAS 1250939-45-7)
- 3,7-Bis[3-(Trifluoromethyl)Phenyl]-1,5,3,7-Dioxadiazocane (CAS 77767-14-7)
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- 1,2,3-Benzotriazine-4-thiol (CAS 2536-88-1)
- 3-Hydroxybenzylamine (CAS 73604-31-6)
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- 1-Chloro-2-fluoro-3-(2,2,2-trifluoroethyl)benzene (CAS 1099598-23-8)
- 6-Sialylgalactose sodium salt (CAS 35259-23-5)
- Antifreeze Polypeptide 6 (winter flounder) trifluoroacetate salt (CAS 122604-16-4)
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