(3,5-Difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanol CAS 1857323-39-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1857323-39-7 |
| Molecular Formula | C13H17BF2O3 |
| Molecular Weight | 270.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3,5-Difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanol (CAS 1857323-39-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C13H17BF2O3. Molecular weight: 270.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C13H17BF2O3 |
| Molecular Weight | 270.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
Related Difluoro Standards
- 2-(3,5-Difluoro-2-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1073354-50-3)
- 2-(2,6-Difluoro-4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1111096-19-5)
- 2-(2,4-Difluoro-5-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1150561-57-1)
- 2,6-Difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-benzenemethanol (CAS 1417736-43-6)
- 2-(2,3-difluoro-4-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1809298-92-7)
- (2,5-Difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanol (CAS 1817835-84-9)
- (2,4-Difluoro-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanol (CAS 1970977-54-8)
- (2,4-Difluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanol (CAS 2121511-74-6)
Recommended Standards
- Ethyl 3-bromo-[1,2,4]triazolo[4,3-a]pyridine-6-carboxylate (CAS 1824288-96-1)
- 4-Bromo-3-methoxy-1H-indole-2-carboxylic acid (CAS 190433-52-4)
- Methyl 5-bromo-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-4-carboxylate (CAS 1823924-68-0)
- 5-Bromo-4-chloro-2-methoxybenzonitrile (CAS 1239838-17-5)
- 3-(5-Methylfuran-2-yl)acrylic acid (CAS 14779-25-0)
- 6-fluoro-1H-indole-3-sulfonic acid (CAS 2361020-93-9)
- (S)-2-Isopropylamino-3-methyl-1-butanol (CAS 924311-08-0)
- Simvastatin Impurity M (CAS 1796930-96-5)
- Methyl 1-thia-4-azaspiro[4.5]Decane-3-carboxylate hydrochloride (CAS 66065-61-0)
- Insulin Degludec Impurity 16 (CAS CATO-C4X-215716)
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