2-(3-((2,6-Difluorobenzyl)oxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane CAS 2246827-16-5
| CAS No. | 2246827-16-5 |
| Molecular Formula | C19H21BF2O3 |
| Molecular Weight | 346.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-(3-((2,6-Difluorobenzyl)oxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane.
2-(3-((2,6-Difluorobenzyl)oxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2246827-16-5), molecular formula C19H21BF2O3 and molecular weight 346.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C19H21BF2O3, 2-(3-((2,6-Difluorobenzyl)oxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane contains a steroid core, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 346.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C19H21BF2O3 |
| Molecular Weight | 346.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
Related Difluorobenzyl Standards
- 2-(3-((3,5-Difluorobenzyl)oxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2246637-22-7)
- 2-(4-((3,5-Difluorobenzyl)oxy)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2246693-81-0)
- N-(3,4-Difluorobenzyl)-5-(quinolin-8-yl)pyridin-3-amine (CAS 920529-87-9)
- 3-((2,6-Difluorobenzyl)thio)-5-(4-methoxyphenyl)-4H-1,2,4-triazol-4-amine (CAS 575460-42-3)
- 1-(3,4-Difluorobenzyl)-6-oxo-N-phenyl-1,6-dihydropyridine-3-carboxamide (CAS 242797-33-7)
- N-(2,4-Difluorobenzyl)-1-(2,2-dimethylpropanoyl)-4-methyl-4-piperidinecarboxamide (CAS 1185019-37-7)
- N-(1-(2,6-Difluorobenzyl)pyrrolidin-3-yl)isoquinolin-5-amine (CAS 675133-02-5)
- Ethyl (4-(2-((2,6-difluorobenzyl)amino)-2-oxoethyl)thiazol-2-yl)carbamate (CAS 953136-81-7)
Recommended Standards
- (3-Aminobenzofuran-2-yl)(3-bromo-4-methoxyphenyl)methanone (CAS 879936-15-9)
- (3-Amino-7-methoxybenzofuran-2-yl)(4-bromophenyl)methanone (CAS 269075-51-6)
- 2-Bromo-7-(tert-butoxycarbonyl)-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine-3-carboxylic acid (CAS 1823840-73-8)
- 2-(4-(Benzyloxy)-2,6-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2121514-21-2)
- Ergocornine (CAS 564-36-3)
- tert-Butyl N-{[(3-methylphenyl)carbamoyl]methyl}carbamate (CAS 1387744-55-9)
- N-(2-Oxo-3,3-diphenylindolin-1-yl)formamide (CAS 61458-27-3)
- 4-(Trimethylsilyl)but-3-yn-1-amine (CAS 183208-71-1)
- (R)-1-(3-Fluorobenzofuran-7-yl)ethan-1-amine hydrochloride (CAS 2569698-52-6)
- 4-Chloro-N-(4-methylcyclohexyl)-3-nitrobenzenesulfonamide (CAS 746607-43-2)
- 1-chloro-N-(4-chlorophenyl)methanecarbonimidoyl chloride (CAS 2771-67-7)
- 2-(Difluoromethoxy)-3-(pyridin-3-yl)-6-(trifluoromethyl)pyridine (CAS 1214326-39-2)
- n-Cyclopropyl-3,3-dimethylcyclohexan-1-amine (CAS 1339568-16-9)
- D-Asp9-Tirzepatide (CAS CATO-CPTD788923)
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