2-(9,9-Diphenyl-9H-fluoren-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 1259280-37-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1259280-37-9 |
| Molecular Formula | C31H29BO2 |
| Molecular Weight | 444.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-(9,9-Diphenyl-9H-fluoren-4-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1259280-37-9) pharmaceutical standards reference standard. Molecular formula: C31H29BO2. Molecular weight: 444.37 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
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.) | 1990 |
Related Diphenyl Standards
- 9,9-Diphenyl-9H-fluorene-3-boronic Acid Pinacol Ester (CAS 1644466-71-6)
- 2-(9,9-Diphenyl-9H-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 462128-39-8)
- 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
- MK-5046 (CAS 1022152-70-0)
- 4,4,5,5-Tetramethyl-2-(3-(9-phenyl-9H-fluoren-9-yl)phenyl)-1,3,2-dioxaborolane (CAS 1260032-45-8)
- (R)-MK-5046 (CAS 1021736-25-3)
- H-D-Pro-Phe-Arg-chloromethylketone (CAS 88546-74-1)
- 3-(2-Methoxyphenyl)-4,5,6,7-tetrahydro-2H-pyrazolo[4,3-c]pyridine (CAS 632326-32-0)
- Benzenesulfonamide, 4-bromo-N-(4-chloro-2-nitrophenyl)- (CAS 10589-68-1)
- (1S)-N-(3S)-1-Azabicyclo[2.2.2]oct-3-yl-1,2,3,4-tetrahydro-1-naphthalenecarboxamide-d1 (CAS 1330266-39-1)
- Benzylpenicillin Impurity 56 (CAS CATO-C4X-189956)
- (S)-6-(Benzyloxy)-2-((tert-butoxycarbonyl)amino)-6-oxohexanoic acid (CAS 80975-50-4)
- Peptide Impurity 34 (CAS 21282-09-7)
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