Product name Ethyl dichloroacetate
Molecular formula


CAS NO. 535-15-9
Molecular weight 157
Basic Information

[Product name]:  Ethyl dichloroacetate
[Molecular formula]:  C4H6Cl2O2
[Molecular weight]:  157
[CAS number]:  535-15-9
[RTECS number]:  AG6125000
[UN Code]:  2810
[Appearance and properties]: colorless liquid, with pungent odor.
[Main Uses]: for organic synthesis and drug manufacturing.

Physical and chemical properties

[Melting point (℃)]:  9~11
[Boiling point (℃)]:  54-55 °C
[Relative density (water ==1)]: 1.28 
[Relative density (air =1)]:  4.45
[Saturated vapor pressure (kPa)]:  0.13/44℃
[Solubility]: soluble in water, ethanol, ether.
[Flammability]: Flammable
[Construction of fire risk classification]: C
[Flash point (° C)]: 62 ° C
[Autoignition temperature (° C)]: NA
[Lower Explosive Limit (V%)]: NA
[Upper Explosive Limit (V%)]: NA

Hazardous characteristics

[Hazardous characteristics]: case of fire, high fever combustible. With strong oxidants can react. Toxic decomposition of corrosive gases.
[Combustion (decomposition) products]: carbon monoxide, carbon dioxide, hydrogen chloride.
[Stability]: Stable
[Polymer Hazards]: Can not occur
[Forbidden]: Strong oxidizing agents, strong bases, strong reducing agents.
[Fire fighting methods]: mist water, foam, carbon dioxide, sand.
[Hazard category]: Class 8.1 acidic corrosive substances
[Packaging Mark of Dangerous Goods]: 20
[Packing type]: II
[Storage and transportation precautions]: Store in a cool, dry, ventilated place. Keep away from fire and heat. Keep the container sealed. Should be stored separately from oxidants and alkalis. Pay attention to personal protection during packing and handling. Handling to light loading and unloading to prevent damage to packaging and containers.
[Exposure limit]: Chinese MAC: No standard set
Soviet MAC: No standard set
TWA: No standard set
STEL: No standard set
[Invasive approach]: inhaled ingested percutaneous absorption
[Toxic]: a low toxicity class
LD50: 2820 mg / kg (rat oral); 510 mg / kg (rabbit percutaneous)

Human body harm and protection

[Health hazards]: rats inhaled saturated steam 8 hours, no cause death, but can produce serious skin and eye damage.
Dichloroacetic acid has a strong exfoliation effect.
[Skin contact]: Remove contaminated clothing and rinse immediately with water for at least 15 minutes.
[Eye contact]: immediately filed eyelid, with mobile water or saline for at least 15 minutes.
[Inhalation]: Leave the scene to fresh air. If necessary, artificial respiration. Get medical attention.
[Ingestion]: Immediately rinse mouthwash, to drink milk or egg white. Get medical attention.
[Engineering Control]: production process closed, to strengthen ventilation.
[Respiratory protection]: high concentrations of the environment, should wear gas masks. Emergency rescue or escape, wearing self-contained breathing apparatus.
[Eye protection]: Wear chemical safety glasses.
[Protective clothing]: wear overalls (anti-corrosion materials).
[Hand protection]: Wear rubber gloves.

Storage and Leakage Handling

[Leakage disposal]: evacuate people living in polluted areas to a safe area, prohibit unrelated persons from entering contaminated areas,
Recommended emergency personnel wearing self-contained breathing apparatus, wear chemical protective clothing.
Do not directly contact the spill, plugging to ensure safety.
Mixed with sand or other non-flammable absorbent absorption, and then transported to the collection and disposal of waste disposal sites.
Can also be washed with plenty of water, diluted by washing water into the wastewater system.
Such as large leaks, the use of dike embankment, and then collect, transfer, recycling or harmless disposal.
[Other]: After work, take a shower. Pay attention to personal hygiene.



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