2-(9,9-Diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 462128-39-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 462128-39-8 |
| Molecular Formula | C31H29BO2 |
| Molecular Weight | 444.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-(9,9-Diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 462128-39-8) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C31H29BO2. Molecular weight: 444.37 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C31H29BO2 |
| Molecular Weight | 444.37 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) | 17.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related Diphenyl Standards
- 2-(9,9-Diphenyl-9H-fluoren-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1259280-37-9)
- 9,9-Diphenyl-9H-fluorene-3-boronic Acid Pinacol Ester (CAS 1644466-71-6)
- N-(5,7-Diphenyl-1,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)-4-methylbenzenesulfonamide (CAS 148612-53-7)
- 1'-Benzyl-3,4-diphenyl-5H-spiro[furan-2,3'-indoline]-2',5-dione (CAS 2093084-46-7)
- 3,9-Diphenyl-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-carbazole (CAS 1359833-28-5)
- 1-(2,2-Diphenyl-1,3-benzodioxol-5-yl)-2-iodoethanone (CAS 917379-97-6)
- 1-{4-[1,2-diphenyl-2-(<I>p-</I>tolyl)vinyl]phenyl}-1<I>H</I>-pyrrole-2,5 -diketone (CAS 1245606-71-6)
- N-(5,7-Diphenyl-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)-4-methylbenzenesulfonamide (CAS 835908-43-5)
Recommended Standards
- N-(2-{[2,5-bis(2,2,2-trifluoroethoxy)phenyl]formamido}ethyl)-2,2-dimethylpropanamide (CAS 338404-46-9)
- 2-(4-Bromophenyl)-4,6-bis(3,5-dimethylphenyl)-1,3,5-triazine (CAS 1616841-73-6)
- N-(2-{[2,5-bis(2,2,2-trifluoroethoxy)phenyl]formamido}ethyl)-3-methylbutanamide (CAS 338404-50-5)
- tert-Butyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxa-borolan-2-yl) phenyl carbonate (CAS 480438-74-2)
- methyl 2-(3-fluorofuran-2-yl)acetate (CAS 2110388-17-3)
- 1,4-Bis(methoxydimethylsilyl)benzene (CAS 131182-68-8)
- Methyl 4,5-dimethyl-2-nitrobenzoate (CAS 90922-74-0)
- (1-(Phenylsulfonyl)piperidin-4-yl)(1,4-dioxa-8-azaspiro[4.5]Decan-8-yl)methanone (CAS 478041-47-3)
- Ambroxol impurity 62 (CAS 397323-70-5)
- Tirzepatide Impurity 11 TFA salt (CAS CATO-C4X-324011)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com