Diethyl chlorothiophosphate

Colorless to light amber transparent liquid. Boiling point 49℃(133Pa). Relative density 1.202, melting point - 75℃, refractive index 1.4715, insoluble in water, soluble in organic solvents. Refractive index 1.4715. insoluble in water, soluble in organic solvents. Alcoholysis in alcohol or sodium alcohol. Stable at room temperature, slowly isomerized at 100℃.

DETCL is used to prepare various organophosphorus insecticides, including chlorpyrifos, triazophos and triazophos insecticides.

Diethyl Chlorothiophosphate is an organophosphorus compound widely used as an intermediate in the synthesis of pesticides, insecticides, and other agrochemicals. Its reactivity and functional group versatility make it a valuable building block in industrial chemical processes.

Applications

1. Agrochemical Industry:

   • Intermediate in the production of organophosphorus pesticides and insecticides.

2. Chemical Synthesis:

   • Precursor for thiophosphoryl compounds used in various industrial applications.

3. Laboratory Reagent:

   • Used in research and development for chemical modification and reaction studies.

Advantages

• High reactivity for efficient synthesis of derivatives.

• Versatility in agrochemical applications.

• Stable under controlled storage conditions.

Safety and Handling

• Protective Measures:

  • Always use gloves, goggles, and protective clothing when handling.

  • Work in a well-ventilated area or under a fume hood.

• Storage:

  • Store in a cool, dry, and dark place, away from moisture and incompatible materials.

  • Keep the container tightly sealed to avoid hydrolysis or decomposition.

• Hazards:

  • Inhalation: May cause respiratory irritation or harm.

  • Skin Contact: Can cause irritation or sensitization.

  • Eye Contact: Risk of severe irritation or damage.

  • Ingestion: Harmful if swallowed; may lead to gastrointestinal distress.

• First Aid Measures:

  • Inhalation: Move to fresh air; seek medical advice if symptoms persist.

  • Skin Contact: Wash with soap and water; consult a doctor if irritation develops.

  • Eye Contact: Rinse thoroughly with water for at least 15 minutes; seek immediate medical attention.

  • Ingestion: Do not induce vomiting; rinse mouth and consult a doctor promptly.

Conclusion

Diethyl Chlorothiophosphate plays a critical role in agrochemical and industrial synthesis due to its reactivity and versatility. Proper storage and handling are essential to maintain its stability and ensure safe usage. It is a key component for creating effective pesticides and other chemical products.

FAQ

1. What is the primary use of this compound?
It is used as an intermediate in the synthesis of pesticides and insecticides.

2. How should it be stored?
Store in a cool, dry, and well-ventilated area, away from moisture and incompatible substances.

3. Is it water-soluble?
It is slightly soluble in water but dissolves well in organic solvents.

4. Are there any safety concerns?
Yes, it is hazardous upon exposure. Always follow safety guidelines and wear protective equipment.

5. Can it react with other chemicals?
Yes, it reacts with nucleophiles and should be kept away from reactive agents.