Ethyl benzoate

Ethyl benzoate

Ethyl benzoate is an organic compound that belongs to the class of esters derived from benzoic acid and ethanol. It is a clear, colorless liquid that is characterized by a sweet, pleasant smell, reminiscent of peaches or jasmine. Due to its aromatic properties, ethyl benzoate is widely used in the fragrance industry and as a flavoring agent in food and beverage products. The compound's molecular formula is C9H10O2, and it has a molecular weight of 150.17 g/mol.

Properties

Ethyl benzoate has a boiling point of approximately 211-213°C and a melting point of -34°C. It is slightly soluble in water, but highly soluble in organic solvents such as alcohols, ether, and chloroform. The compound's pleasant aroma and solubility properties make it a valuable ingredient in the formulation of various perfumes and flavorings.

Synthesis

The synthesis of ethyl benzoate typically involves the esterification reaction of benzoic acid with ethanol. This reaction is often catalyzed by an acid, such as sulfuric acid, to increase the yield and rate of reaction. The process can be represented by the following chemical equation:

\[ \text{C}_6\text{H}_5\text{COOH} + \text{C}_2\text{H}_5\text{OH} \rightarrow \text{C}_6\text{H}_5\text{COO}\text{C}_2\text{H}_5 + \text{H}_2\text{O} \]

Applications

Ethyl benzoate is primarily used in the fragrance and flavor industries. Its sweet, fruity aroma makes it a popular choice for inclusion in perfumes, colognes, and air fresheners. In the food industry, it is used as a flavoring agent to impart a fruity taste to candies, baked goods, and beverages. Additionally, ethyl benzoate can serve as a solvent for various chemical reactions and as an intermediate in the synthesis of other organic compounds.

Safety

Like many chemical compounds, ethyl benzoate should be handled with care. It is generally considered safe for use in food and cosmetics, but it can cause irritation to the skin, eyes, and respiratory system if not handled properly. Proper safety measures, including the use of personal protective equipment, should be taken when working with ethyl benzoate.

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