Chemical Name: Ethyl 2,2-Difluoropropionate
CAS No.: 28781-85-3
Molecular Formula: C5H8F2O2
Molecular weight: 138.11
Appearance: Colorless liquid
Assay: ≥97.0%
Parameter | Ethyl 2,2-Difluoropropionate | Ethyl Trifluoroacetate | Methyl Difluoropropionate |
---|---|---|---|
CAS Number | 28781-85-3 | 383-63-1 | N/A |
Molecular Formula | C5H8F2O2 | C3H3F3O2 | C4H6F2O2 |
Boiling Point | 132-134°C | 105-107°C | 118-120°C |
Fluorine Content | 24.8% | 39.1% | 22.3% |
Pharma Grade Pricing | $450/kg | $680/kg | $380/kg |
Critical precursor for fluorinated API development:
- Key building block for protease inhibitors
- Enantioselective synthesis of antiviral compounds
- Improves metabolic stability in drug candidates
- Fluorinated surfactant manufacturing
- Lithium battery electrolyte additive (0.5-1.2% concentration)
- Surface modification agent for nano-materials
Typical reaction conditions:
- Solvent: Anhydrous THF/DMF (3:1 ratio)
- Temperature: -78°C to 25°C gradient
- Yield optimization: 82-89% achieved with 2.5eq reagent
Process parameters for scale-up:
- Flow rate: 15mL/min
- Residence time: 8.5min
- Productivity: 2.3kg/day in bench-scale systems
Client Profile:
- EU-GMP certified facility
- Annual API output: 42 metric tons
Implementation Results:
- 18% yield improvement vs. ethyl trifluoroacetate
- Reduced purification steps from 5 to 3
- Achieved 99.7% HPLC purity
Application:
- Fluorinated electrolyte additive for Li-ion batteries
- Concentration: 0.8% w/w in EC/DEC solvent
Performance Gains:
- 15% cycle life improvement at -20°C
- 22% reduction in gas generation
- Passed UN38.3 safety testing
Contact our fluorine chemistry experts:
Email: info@vivalr.com
Tel: (86) 15866781826
Technical Support Includes:
- Custom synthesis protocol development
- Regulatory documentation preparation
- Quality assurance specifications review
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