What is diphosphorus trisulfide?

Diphosphorus trisulfide is a chemical compound with the formula P2S3. It is a yellow solid that is insoluble in water but soluble in organic solvents. Diphosphorus trisulfide is commonly used in the production of friction matches, as it has a low ignition temperature and can easily ignite when struck against a rough surface. It is also used as a source of phosphorus in the preparation of fertilizers and insecticides. Diphosphorus trisulfide is a highly reactive compound that can spontaneously combust in air or react violently with water to produce toxic gases. It should be handled with caution and stored in a cool, dry place away from heat and moisture.