Ethyl 2-ethyl-4,4,4-trifluoro-3-oxobutanoate CAS 3854-50-0
| CAS No. | 3854-50-0 |
| Molecular Formula | C8H11F3O3 |
| Molecular Weight | 212.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Ethyl 2-ethyl-4,4,4-trifluoro-3-oxobutanoate 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.
CATO supplies Ethyl 2-ethyl-4,4,4-trifluoro-3-oxobutanoate (CAS 3854-50-0), a certified reference material (molecular formula C8H11F3O3, MW 212.17 g/mol) for analytical method development and quality control.
Structurally, Ethyl 2-ethyl-4,4,4-trifluoro-3-oxobutanoate (C8H11F3O3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 212.17 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C8H11F3O3 |
| Molecular Weight | 212.17 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 | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1958 |
| Halogen Content | F-containing |
Recommended Standards
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- 4-(2-Chloro-6-fluorophenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1248079-27-7)
- (4-Amino-2-(tert-butylamino)thiazol-5-yl)(4-bromophenyl)methanone (CAS 339020-32-5)
- 2-Bromo-5-chloro-4-fluoro-1H-benzo[d]imidazole (CAS 1388037-27-1)
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- (S)-2-amino-2-(2-chlorophenyl)cyclohexanone (CAS 83777-65-5)
- Isopropyllithium solution (CAS 1888-75-1)
- 2-Amino-4’-(trifluoromethyl)acetophenone Hydrochloride (CAS 339-58-2)
- Semaglutide Impurity 139 (CAS CATO-C4X-2226139)
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