3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)isoxazole CAS 1356579-34-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1356579-34-4 |
| Molecular Formula | C10H13BF3NO3 |
| Molecular Weight | 263.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5-(trifluoromethyl)isoxazole (CAS 1356579-34-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H13BF3NO3. Molecular weight: 263.02 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H13BF3NO3 |
| Molecular Weight | 263.02 g/mol |
| Appearance | White to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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; Light-sensitive; avoid direct strong light; 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.) | 1991 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-2-(4-methyl-3-nitrophenyl)-1,3,2-dioxaborolane (CAS 1072945-06-2)
- N-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)acetamide (CAS 1218791-37-7)
- Methyl 3-(tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-2-carboxylate (CAS 1219832-48-0)
- 4,4,5,5-Tetramethyl-2-(4-methyl-2-nitrophenyl)-1,3,2-dioxaborolane (CAS 1256359-10-0)
- Methyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)picolinate (CAS 1264176-33-1)
- Methyl 6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinate (CAS 1310384-84-9)
- 7-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-[1,4]dioxino[2,3-b]pyridine (CAS 1356165-72-4)
- 6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,3-dihydro-[1,4]dioxino[2,3-b]pyridine (CAS 1650548-67-6)
Recommended Standards
- 3-Bromo-4-fluoro-5-nitrobenzamide (CAS 1345471-86-4)
- 4-Bromo-5-fluoro-2-nitrobenzamide (CAS 1527490-62-5)
- 2-Bromo-5-Fluoroterephthalic acid (CAS 1245807-64-0)
- Benzyl (6-bromoimidazo[1,2-a]pyridin-2-yl)carbamate (CAS 1820685-79-7)
- 2-(3,4-Dichlorophenyl)-N-(4-nitrophenyl)quinoline-4-carboxamide (CAS 332176-56-4)
- 5-chloro-2-fluoro-4-nitrobenzene-1-sulfonamide (CAS 1803611-58-6)
- 4-(hydrazinecarbonyl)benzoic acid hydrochloride (CAS 52977-57-8)
- Cyclopropyl(2,6-difluoro-4-iodopyridin-3-yl)methanol (CAS 2863532-85-6)
- 3-((4-Methylpentan-2-yl)amino)benzonitrile (CAS 1019574-83-4)
- Semaglutide impurity 74 (CAS CATO-C4X-222674)
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 13829788188 / jacky.chen@cato-chem.com