2-(2,3,5,6-Tetrafluorophenoxy)acetic acid CAS 14742-39-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 14742-39-3 |
| Molecular Formula | C8H4F4O3 |
| Molecular Weight | 224.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(2,3,5,6-Tetrafluorophenoxy)acetic acid (CAS 14742-39-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H4F4O3. Molecular weight: 224.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H4F4O3 |
| Molecular Weight | 224.11 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 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |
| Halogen Content | F-containing |
Related Tetrafluorophenoxy Standards
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- 4-[(2,3,5,6-tetrafluorophenoxy)methyl]benzoic acid (CAS 374922-67-5)
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Recommended Standards
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- Ketorolac Impurity 47 (CAS CATO-C4X-166947)
- (2E)-2-(Benzenesulfonyl)-3-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]oxy}-3-methoxyphenyl)prop-2-enenitrile (CAS 1025259-86-2)
- GnRH Associated Peptide (GAP) (1-13), human (CAS 100111-07-7)
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