α-Ethyl-3-(trifluoromethyl)benzeneacetic acid CAS 129140-97-2
| CAS No. | 129140-97-2 |
| Molecular Formula | C11H11F3O2 |
| Molecular Weight | 232.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
α-Ethyl-3-(trifluoromethyl)benzeneacetic acid (CAS 129140-97-2) is a high-purity analytical reference standard with the molecular formula C11H11F3O2 and a molecular weight of 232.20 g/mol.
Based on its molecular formula C11H11F3O2, α-Ethyl-3-(trifluoromethyl)benzeneacetic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 232.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures α-Ethyl-3-(trifluoromethyl)benzeneacetic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H11F3O2 |
| Molecular Weight | 232.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1993 |
| Halogen Content | F-containing |
Related Ethyl Standards
- 3-[2-Methyl-3-(trifluoromethyl)phenyl]propionic acid (CAS 1017777-98-8)
- 3-(2-Methyl-5-(trifluoromethyl)phenyl)propanoic acid (CAS 1017778-12-9)
- 3-(4-Methyl-3-(trifluoromethyl)phenyl)propanoic acid (CAS 1017778-20-9)
- 3-(5-Methyl-2-(trifluoromethyl)phenyl)propanoic acid (CAS 1017779-28-0)
- 3-[2-(trifluoromethyl)phenyl]butanoic acid (CAS 1042815-75-7)
- 3-[4-(trifluoromethyl)phenyl]butanoic acid (CAS 1042815-82-6)
- 4-(2-(Trifluoromethyl)pyridin-4-yl)morpholine (CAS 1065101-82-7)
- 3-(3-Methyl-5-(trifluoromethyl)phenyl)propanoic acid (CAS 1092460-65-5)
Recommended Standards
- 4-Isopropoxy-3-(trifluoromethyl)benzaldehyde (CAS 1289092-04-1)
- 2,2,2-Trifluoro-1-(2-methyl-2,3-dihydrobenzofuran-5-yl)ethan-1-ol (CAS 1305397-17-4)
- 2-(Methylamino)-N-(3-(trifluoromethyl)phenyl)acetamide (CAS 127782-15-4)
- 3-Amino-2-[(3,4,5-trifluorophenyl)methyl]propanamide (CAS 1310202-01-7)
- 1-(4-Amino-2-fluorophenyl)-3-pyrrolidinol (CAS 593249-20-8)
- [4-(oxetan-3-yl)phenyl]boronic acid (CAS 1417887-72-9)
- tert-butyl 2,4-dibromobutanoate (CAS 71725-02-5)
- Lemborexant Impurity 59 (CAS CATO-C4X-304259)
- tert-Butyl 5-amino-3-azabicyclo[4.1.0]heptane-3-carboxylate (CAS 1559170-27-2)
- 4-Methoxy-3-[(3,4,5-trimethyl-1H-pyrazol-1-yl)-methyl]benzoic acid (CAS 1169970-27-7)
- Butan-1-aminium tetrafluoroborate (CAS 71852-73-8)
- 2-(4-Fluoro-phenoxy)-propionic acid 7312-80-3 (CAS 7312-80-3)
- Ethyl 4-(4-bromo-2-fluorobenzamido)benzoate (CAS 330677-55-9)
- D-[Thr]7-Liraglutide (CAS CATO-C4X-199237)
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