Acetic acid and esters are not the same thing. Acetic acid is a carboxylic acid, while esters are a class of compounds that contain the ester functional group. Esters are formed by the reaction of a carboxylic acid and an alcohol.

Acetic acid is a clear, colorless liquid with a pungent odor. It is the second simplest carboxylic acid, after formic acid. Acetic acid is used in a variety of industrial and household applications, including as a solvent, a food additive, and a cleaning agent.

Esters are a diverse group of compounds that can have a wide range of properties. They are often used as solvents, flavors, and fragrances. Some esters are also used as pesticides and herbicides.

The following table summarizes the key differences between acetic acid and esters:

| Property | Acetic acid | Esters |

|---|---|---|

| Formula | CH₃COOH | RCOOR' |

| Functional group | Carboxylic acid | Ester |

| Odor | Pungent | Sweet, fruity, or floral |

| Solubility | Soluble in water | Insoluble in water |

| Uses | Solvent, food additive, cleaning agent | Solvents, flavors, fragrances, pesticides, herbicides |