Potassium sorbate is a polyunsaturated fatty acid salt.
Potassium sorbate is used to inhibit molds, yeasts, and fungi in many foods, such as cheese, wine, and baked goods. It is the potassium salt of sorbic acid.
potassium sorbate: InChI=1/C6H8O2.K/c1-2-3-4-5-6(7)8;/h2-5H,1H3,(H,7,8);/q;+1/p-1/b3-2+,5-4+;/fC6H7O2.K/q-1;m