(S)-5-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-((1,1,1-trifluoropropan-2-yl)oxy)benzoic acid CAS 2639836-29-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2639836-29-4 |
| Molecular Formula | C16H19BF4O5 |
| Molecular Weight | 378.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(S)-5-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-((1,1,1-trifluoropropan-2-yl)oxy)benzoic acid (CAS 2639836-29-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H19BF4O5. Molecular weight: 378.12 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H19BF4O5 |
| Molecular Weight | 378.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Halogen Content | F-containing |
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- 4-Fluoro-N-(2-morpholino-2-oxoethyl)-N-phenylbenzenesulfonamide (CAS 339103-34-3)
- Methyl 3-[4-({4-fluoro-4'-methyl-[1,1'-biphenyl]-2-yl}methoxy)phenyl]propanoate (CAS 1374516-35-4)
- 5-Fluoro ADB (1.0 mg/mL in Acetonitrile) (CAS 1971007-89-2)
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Recommended Standards
- (E)-1-(1,2-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)vinyl)cyclohexanol (CAS 264144-69-6)
- 3,5-Pyridinedicarbonyl dichloride, 2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)- (CAS 97898-34-5)
- (2R,3R,4S,5S)-2-(6-Hydroxy-9H-purin-9-yl)-5-(iodomethyl)tetrahydrofuran-3,4-diol (CAS 18945-36-3)
- tert-Butyl ((3S,5S,6R)-6-methyl-2-oxo-5-phenyl-1-(2,2,2-trifluoroethyl)piperidin-3-yl)carbamate (CAS 1456803-35-2)
- [(3-Bromophenyl)methyl](butan-2-yl)amine (CAS 869949-42-8)
- 3-(5-Methyl-1H-benzimidazol-2-yl)propan-1-ol (CAS 13395-19-2)
- Linagliptin impurity 153 (CAS CATO-C4X-1101153)
- 4-Bromo-5-nitronaphthalen-2-ol (CAS 2757096-94-7)
- 3-(4-Boc-1-piperazinyl)benzoic Acid (CAS 193818-13-2)
- Semaglutide impurity 93 (CAS CATO-C4X-222693)
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