2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-fluoren-9-one CAS 1021306-45-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1021306-45-5 |
| Molecular Formula | C19H19BO3 |
| Molecular Weight | 306.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-fluoren-9-one (CAS 1021306-45-5) pharmaceutical standards reference standard. Molecular formula: C19H19BO3. Molecular weight: 306.16 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C19H19BO3 |
| Molecular Weight | 306.16 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 10.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
Related Tetramethyl Standards
- Ethyl 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)acetate (CAS 269410-28-8)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1,10-phenanthroline (CAS 1156493-59-2)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenazine (CAS 1961257-97-5)
- 2-Methyl-4-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)butan-2-ol (CAS 1699742-30-7)
- Methyl 7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[d][1,3]dioxole-5-carboxylate (CAS 2377610-95-0)
- (E)-4,4,5,5-Tetramethyl-2-(4-styrylphenyl)-1,3,2-dioxaborolane (CAS 943858-44-4)
- 1-Ethyl-3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)thiourea (CAS 1073353-86-2)
- 4-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)thiomorpholine (CAS 1352413-75-2)
Recommended Standards
- Anagrelide Impurity 43 (CAS CATO-C4X-224043)
- Methyl 2-methoxy-4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoate (CAS 1052647-21-8)
- Minodronic Impurity 25 (CAS CATO-C4X-124125)
- Calcium D-gluconate lactobionate (CAS 97635-31-9)
- N-((1-(Thiophen-2-yl)cyclopropyl)methyl)furan-2-carboxamide (CAS 1207007-17-7)
- 3-(Difluoromethyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzonitrile (CAS 1220696-59-2)
- (2S,6R)-6-Amino-5-oxo-2-(2-thienyl)perhydro-1,4-thiazepine (CAS 110221-26-6)
- 2-(Diphenylamino)-4H-pyrido[3,2-e][1,3]thiazin-4-one (CAS 89374-50-5)
- 4-(hydrazinecarbonyl)benzoic acid hydrochloride (CAS 52977-57-8)
- Neuropeptide Y (porcine) trifluoroacetate salt (CAS 83589-17-7)
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