CH3CH23COO

CH3CH23COO is the chemical formula for propanoic acid, also known as propionic acid. It is a short-chain carboxylic acid with a molecular weight of 74.08 g/mol. Propanoic acid is a colorless liquid with a pungent odor, similar to vinegar. It is soluble in water and organic solvents.

Propanoic acid is naturally occurring in various foods, including cheese, yogurt, and fermented foods. It is also produced industrially through the fermentation of sugars or the hydration of acrylic acid. It is used in various applications, including as a preservative in food and beverages, a solvent in chemical synthesis, and a precursor in the production of other chemicals.

Propanoic acid is a weak acid, with a pKa value of approximately 4.87. It can react with bases to form salts, such as sodium propanoate. It is also used in the synthesis of various esters, which are used as fragrances and flavorings.

Propanoic acid is generally considered safe for use in food and beverages, with acceptable daily intakes set by regulatory bodies. However, like any chemical, it should be handled with care, and appropriate safety measures should be taken when working with it.