Potassium Sulfide (CAS 1312-73-8) Suppliers and Product Information

Potassium sulfide is a brownish-red crystalline solid used as a reagent in ***ytical chemistry and in pharmaceutical preparations. It is air-sensitive, hygroscopic, and may spontaneously ignite when exposed to air. The compound is soluble in water and alcohol but insoluble in ether.

Frequently Asked Questions

Q: What are the main uses of potassium sulfide?

A: Potassium sulfide is used as a reagent in ***ytical chemistry, in pharmaceutical preparations, and as a reactant for the synthesis of various organic compounds, particularly substituted thiophenes.

Q: What are the safety precautions for handling potassium sulfide?

A: Potassium sulfide is toxic and flammable. It should be handled with care, avoiding skin contact and inhalation. It's air-sensitive and may spontaneously ignite. Use in a well-ventilated area and keep away from acids, as it can release poisonous hydrogen sulfide gas.

Q: How is potassium sulfide produced?

A: Potassium sulfide can be produced by heating potassium sulfate and carbon to a high temperature. It can also be formed in solution by reacting potassium hydroxide or carbonate solution with excess hydrogen sulfide.