Ethyl 2-(ethoxymethylene)-4,4,4-trifluoroacetoacetate ethyl 2-ethoxymethylene-4,4,4-trifluoro-3-oxobutyrate ethyl2-(ethoxymethylene)-4,4,4-trifluoro-3-oxobutyrate Ethyl 2-(ethoxymethylene)-4,4,4-trifluoro-3-oxobutyrate Ethyl 3-ethoxy-2-(2,2,2-trifluoroacetyl)acrylate Ethyl ethoxymethylene-3-oxo-4,4,4-trifluorobutyrate 571-55-1 CAS 571-55-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 571-55-1 |
| Molecular Formula | C9H11F3O4 |
| Molecular Weight | 240.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Ethyl 2-(ethoxymethylene)-4,4,4-trifluoroacetoacetate ethyl 2-ethoxymethylene-4,4,4-trifluoro-3-oxobutyrate ethyl2-(ethoxymethylene)-4,4,4-trifluoro-3-oxobutyrate Ethyl 2-(ethoxymethylene)-4,4,4-trifluoro-3-oxobutyrate Ethyl 3-ethoxy-2-(2,2,2-trifluoroacetyl)acrylate Ethyl ethoxymethylene-3-oxo-4,4,4-trifluorobutyrate 571-55-1 (CAS 571-55-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H11F3O4. Molecular weight: 240.18 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H11F3O4 |
| Molecular Weight | 240.18 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 | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | F-containing |
Related Ethyl Standards
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- 2-Benzyl-4-(ethoxymethylene)oxazol-5(4H)-one (CAS 61369-26-4)
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- Ethyl 2-ethoxymethylene-4,4-difluoro-4-chloroacetoacetate (CAS 182551-59-3)
- 4-Ethoxymethylene-isochroman-1,3-dione (CAS 78364-06-4)
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Recommended Standards
- N-(4H-1,2,4-Triazol-4-yl)-1-(4-(trifluoromethyl)phenyl)methanimine (CAS 305847-83-0)
- (4R,5R)-Dimethyl 1,3,2-dioxathiolane-4,5-dicarboxylate 2,2-dioxide (CAS 117470-90-3)
- Ethyl 5-methyl-3-oxo-5-(trifluoromethyl)tetrahydrofuran-2-carboxylate (CAS 2649469-06-5)
- 6-Iodo-N-phenylquinazolin-4-amine (CAS 455887-98-6)
- N-(2-((tetrahydro-2H-thiopyran-4-yl)amino)ethyl)cyclopropanecarboxamide (CAS 1597255-23-6)
- ethyl 5-(4-(4-(3,5-dimethylisoxazole-4-carbonyl)piperazin-1-yl)phenyl)-1-(3-fluorophenyl)-1H-pyrazole-3-carboxylate (CAS 1007477-89-5)
- 2-Isopropyl-4-(piperazin-1-yl)pyrimidine (CAS 1368642-86-7)
- 1-(4-Chloro-3-fluorophenyl)butan-2-one (CAS 1443339-22-7)
- 4-Guanidinobutyric acid (CAS 463-00-3)
- Semaglutide impurity 194 (CAS CATO-C4X-2226194)
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