The chemical formula for calcium acetate is Ca(CH3COO)2, or simply C4H6CaO4. This compound is the calcium salt of acetic acid and is also known as calcium diacetate, lime acetate or lime pyrolignite.
Calcium acetate appears as a white, crystalline solid with hygroscopic properties, meaning it easily absorbs water from the environment. Calcium acetate is used in the food industry and medicine. In medication, this compound is used to reduce high levels of blood phosphates in patients suffering from kidney disease and requiring dialysis. Side effects after oral administration of calcium acetate include loss of appetite, dry mouth and stomach pain. As a food additive, calcium acetate is considered a safe chemical compound.