| abstract |
The invention discloses a preparation method of 2,4,4,4-tetrachlorobutyronitrile, which belongs to the technical field of chemical synthesis, and is characterized in that: carbon tetrachloride and acrylonitrile are composed of copper powder and copper chloride salt Under the joint action of the composite catalyst and the dibasic tertiary amine ligand, 2,4,4,4-tetrachlorobutyronitrile is obtained by reacting at 50-150 o C. The invention has the advantages of cheap and easy-to-obtain catalyst and ligand, simple operation, high reaction yield, good product purity, etc., and is suitable for industrial production. |