2-Cyanoethyl dichlorophosphite is a colorless liquid with the chemical formula C4H6Cl2NO2P. The following is a description of the properties, uses, preparation and safety information of the compound:
Nature:
-Appearance: 2-Cyanoethyl dichlorophosphite is a colorless to pale yellow liquid.
-Solubility: It is soluble in organic solvents such as chloroform, ether and benzene.
-Melting point: The melting point of this compound is around -9°C.
-Stability: It is stable to water and relatively stable at room temperature, but it will decompose at high temperature.
Use:
-Synthesis intermediate: 2-Cyanoethyl dichlorophosphite is commonly used as an important phosphate reagent in organic synthesis and can be used to synthesize various organic compounds.
-Chemical reagent: It can be used as a reagent for sodium hydroxide and chlorine gas, and is used for phosphorus-based reactions in organic synthesis reactions.
Preparation Method:
2-Cyanoethyl dichlorophosphite can be prepared by the following steps:
1.2-Cyanoethanol reacts with phosphorus trichloride to generate chloromethyl dichloride phosphate.
2. chloromethyl phosphate dichloride reacts with sodium cyanide to generate 2-Cyanoethyl dichlorophosphite.
Safety Information:
- 2-Cyanoethyl dichlorophosphite is irritating and contact with skin and eyes should be avoided.
-Use appropriate protective measures, including wearing chemical protective gloves, goggles and protective clothing.
-When handling this compound, it should be operated in a well-ventilated place to avoid inhaling its vapor.
-In case of ingestion or accidental ingestion, seek immediate medical attention and the advice of a professional physician.
-The compound should be stored in a dry, cool place, away from fire and oxidizing agents.