It is an organic compound with the chemical formula C7H5ClN2.
The properties of the compound include: it is a colorless liquid at room temperature and has a special pungent odor. It is soluble in various organic solvents, such as ethanol, ethyl acetate and dimethylformamide, and insoluble in water.
It is mainly used in the synthesis of pharmaceutical and pesticide intermediates. It can be used as an important raw material for the synthesis of other pyridine compounds, and can also be used for the synthesis of nitrogen-containing heterocyclic compounds.
One method of preparing phosphonidine is to react 4-methylpyridine with trichlorocyanide in the presence of a reactant. During the reaction, stirring and temperature control are required.
Regarding safety information, it is an organic compound. Care should be taken to prevent inhalation, skin contact and ingestion during handling and storage. Wear appropriate protective equipment during operation to avoid contact with eyes and skin. In case of accidental contact, rinse immediately with plenty of water. In addition, it is also a flammable liquid and should be kept away from fire and high temperature. In the process of storage and transportation, corresponding safety measures should be taken to ensure that it is in a stable state. In order to ensure safety, the compound needs to be used and handled correctly in accordance with relevant regulations and regulations.