Calcium acetate is a versatile chemical compound with the formula Ca(C₂H₃O₂)₂. It is a white, hygroscopic crystalline solid that is highly soluble in water and methanol1. This compound is widely used in various industries due to its unique properties and applications.

Chemical Properties

Formula: Ca(C₂H₃O₂)₂
Appearance: White, hygroscopic crystalline solid
Solubility: Highly soluble in water and methanol

Synthesis

Calcium acetate can be synthesized by reacting calcium carbonate (found in eggshells or limestone) or hydrated lime with acetic acid. The reaction produces calcium acetate and water, making it commercially available in various forms, including pure calcium acetate, calcium acetate crystals, and anhydrous calcium acetate.

Key Applications

Pharmaceuticals: Used as a phosphate binder to control high phosphate levels in patients with kidney disease.
Food Additive: Acts as a stabilizer, buffer, and sequestrant in various food products, often labeled as E263.
Industrial Uses: Employed in the production of textiles, plastics, and other materials due to its buffering capacity.
Medical Uses: Utilized in dialysis treatments to prevent hyperphosphatemia in patients with kidney failure.

Benefits and Advantages

High Purity: Ensures reliable performance in sensitive applications.
Versatility: Suitable for a wide range of uses in different industries.
Commercial Availability: Easily accessible in various forms to meet specific requirements.