(4-(9,9-Dimethyl-9H-fluoren-2-yl)phenyl)boronic acid CAS 736928-21-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 736928-21-5 |
| Molecular Formula | C21H19BO2 |
| Molecular Weight | 314.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4-(9,9-Dimethyl-9H-fluoren-2-yl)phenyl)boronic acid (CAS 736928-21-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H19BO2. Molecular weight: 314.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H19BO2 |
| Molecular Weight | 314.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 12.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
Related Dimethyl Standards
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- 2,5-Dimethyl-4-(4-(trifluoromethyl)benzyl)thiophene-3-carboxylic acid (CAS 1006037-08-6)
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Recommended Standards
- 2-(5-Iodo-2-methylbenzyl)thiophene (CAS 1823416-37-0)
- 1-(2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)ethyl)-1H-pyrazole (CAS 957061-20-0)
- 1-Benzyl-3-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1662682-36-1)
- 4-{[(cyclopropylmethyl)amino]methyl}phenol hydrochloride (CAS 1221722-75-3)
- 1-Methyl-2-(methylamino)-1H-purin-6(7H)-one (CAS 856048-67-4)
- Methyl (2E)-4-(4-Methylphenyl)-4-oxobut-2-enoate (CAS 32149-28-3)
- 2-(m-Tolyloxy)ethanethioamide (CAS 35370-82-2)
- Tert-butyl (3aR,4R,7aS)-4-(aminomethyl)octahydro-2H-isoindole-2-carboxylate (CAS 1250993-72-6)
- 1-Bromo-3,5,5-trimethylhexane (CAS 50915-80-5)
- Peptide 435 (CAS CATO-CPTD788435)
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