Ethyl 2-chloropropionate
Pharmaceutical Materials 2025-03-02
CAS Number: 535-13-7
Molecular Formula: C5H9ClO2
Molecular Weight: 136.58 g/mol
Appearance: Colorless liquid
Usage: Used as an intermediate in pesticides, pharmaceuticals, and fragrances.
| Attribute | Description |
|---|---|
| Name | Ethyl 2-chloropropionate |
| CAS Number | 105-39-5 |
| Chemical Formula | C5H9ClO2 |
| Molecular Weight | 136.57 g/mol |
| Synonyms | 2-Chloropropionic acid ethyl ester, Ethyl α-chloroisobutyrate, Ethyl 2-chloroisobutyrate |
| Physical State | Colorless to pale yellow liquid with a characteristic odor |
| Density | 1.122 g/mL at 25°C |
| Refractive Index | 1.4160-1.4180 at 20°C |
| Boiling Point | 157-160°C (lit.) |
| Flash Point | 55°C (closed cup) |
| Solubility | Soluble in organic solvents such as ether, acetone, and benzene Moderately soluble in water |
| Chemical Properties | Ester of 2-chloropropionic acid Reacts with bases to form salts and alcohols Undergoes hydrolysis to produce 2-chloropropionic acid and ethanol |
| Applications | Used as a solvent and intermediate in organic synthesis Employed in the production of perfumes, flavors, and pharmaceuticals Also used in the synthesis of herbicides and pesticides |
| Production Methods | Prepared by the esterification of 2-chloropropionic acid with ethanol Alternatively, produced by the reaction of chloroacetic acid with isopropyl chloride followed by esterification with ethanol |
| Safety Hazards | May cause eye and skin irritation Harmful if swallowed or inhaled Keep away from heat, sparks, and open flames Use in a well-ventilated area and wear appropriate personal protective equipment |
| Storage Conditions | Store in a cool, dry place Keep container tightly closed and protected from light and moisture |
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