(3-Butoxy-5-(trifluoromethoxy)phenyl)boronic acid CAS 1256345-96-6
| CAS No. | 1256345-96-6 |
| Molecular Formula | C11H14BF3O4 |
| Molecular Weight | 278.03 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3-Butoxy-5-(trifluoromethoxy)phenyl)boronic acid (CAS 1256345-96-6), molecular formula C11H14BF3O4 and molecular weight 278.03 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C11H14BF3O4, (3-Butoxy-5-(trifluoromethoxy)phenyl)boronic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 278.03 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), (3-Butoxy-5-(trifluoromethoxy)phenyl)boronic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H14BF3O4 |
| Molecular Weight | 278.03 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, 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) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
Related Butoxy Standards
- 3-Butoxy-4-(trifluoromethoxy)phenylboronic acid (CAS 2096339-68-1)
- 2-(tert-Butoxy)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazine (CAS 1192838-57-5)
- 2-(tert-Butoxy)-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazine (CAS 1448788-59-7)
- 2-tert-butoxy-pyrimidine-5-boronic acid pinacol ester (CAS 2223044-16-2)
- 4-[(tert-Butoxy)carbonyl]-1,2,3,4-tetrahydroquinoxaline-6-carboxylic acid (CAS 1185051-01-7)
- 2-(5-Butoxy-6-methoxy-1h-indazol-3-yl)acetic acid (CAS 1306603-72-4)
- 6-[(tert-Butoxy)carbonyl]-5,6,7,8-tetrahydro-1,6-naphthyridine-3-carboxylic acid (CAS 1341036-28-9)
- 7-[(tert-Butoxy)carbonyl]-5,6,7,8-tetrahydro-1,7-naphthyridine-2-carboxylic acid (CAS 1393576-14-1)
Recommended Standards
- Methyl 4-bromo-3-fluoro-5-nitrobenzoate (CAS 1251210-02-2)
- (3-Isobutoxy-5-(trifluoromethoxy)phenyl)boronic acid (CAS 1256346-03-8)
- (4-Bromo-2-fluoro-6-nitrophenyl)acetic acid (CAS 1227270-93-0)
- 4-Methyl-8-(3-nitrophenyl)-2,6-dioxohexahydro-[1,3,2]oxazaborolo[2,3-b][1,3,2]oxazaborol-4-ium-8-uide (CAS 1257740-42-3)
- 2-Chloro-5-fluoro-4-methyl-3-nitropyridine (CAS 1003711-51-0)
- 3-Methylsulfonyl-2,2',4',5-tetrachlorobiphenyl (CAS 116807-52-4)
- 3-(Difluoromethyl)-6-methyl-7h-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazine (CAS 832737-17-4)
- 8-Chloro-2-methyl-2,3,5,6-tetrahydro-4h-2,6-methanobenzo[g][1,3,5]oxadiazocin-4-one (CAS 899742-77-9)
- 2-(Methylamino)-2-oxoethyl 3,5-dimethylisoxazole-4-carboxylate (CAS 801256-79-1)
- LL-37 SKE trifluoroacetate salt (CAS 1072128-56-3)
- 4-Oxo-2-(tetrahydro-2H-pyran-4-yl)chroman-6-sulfonyl chloride (CAS 2230779-85-6)
- 1,3-diphenoxy-n-propane (CAS 726-44-3)
- 1-(4-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}phenyl)-3,3-dimethylazetidin-2-one (CAS 341965-76-2)
- Steroidogenesis-Activator Polypeptide (rat) (H-8855.0500) (CAS 108563-23-1)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com