acetone
C2Pronunciation
UK
- /ˈæsɪtˌəʊn/
US
- /ˈæsəˌtoʊn/
Description
- solvent
- volatile flammable liquid
- nail polish remover
- industrial cleaner
Acetone is a clear, colorless liquid with a distinct smell—think of the scent you get when removing nail polish! It's a powerful solvent, meaning it can dissolve many other substances. While commonly known for its use in beauty products, acetone has a surprising number of applications, from cleaning tools to making plastics. It's like a tiny chemical superhero, breaking down tough materials with ease.
You might find acetone used by mechanics to clean parts, or artists to thin paints. It's even produced in small amounts by the human body (as a “ketone”), though the stuff you buy at the store is usually made synthetically. Be careful when using it—it's flammable! Think of it as a helpful but potent tool that needs to be handled with respect.
Acetone (chemical formula: CH₃COCH₃) is an organic compound—a colorless, volatile, and highly flammable liquid with a characteristic fruity odor. While many associate it primarily with nail polish remover, acetone's role extends far beyond the cosmetic world. It's a versatile solvent, meaning it can dissolve a wide range of substances like fats, resins, plastics, and even some paints.
Historically, acetone was made by heating acetates (salts related to vinegar) to drive off a solvent-rich vapor—an early route that connects it to “acetic” chemistry and helps explain the name. Today, it's largely produced alongside phenol (a key ingredient in many plastics) via the cumene process. This makes it an important industrial chemical used in manufacturing everything from acrylic fibers to pharmaceuticals.
In the lab, chemists use acetone as a solvent for various reactions and for cleaning glassware. At home, you might find it in some adhesives or spot removers. It's even been studied as a possible fuel component in certain specialized contexts.
However, because of its volatility and flammability, acetone must be handled with care. Proper ventilation is crucial when working with it, and it should always be stored away from heat and open flames. While generally considered relatively low in toxicity compared with many industrial solvents, prolonged exposure can cause irritation. So, while this chemical workhorse is incredibly useful, remember to treat it with the respect it deserves—a little goes a long way!
Examples
- 1
Nail polish remover
Some nail polish removers contain acetone, so check the label before you buy one.
Meaning
acetone
a strong liquid chemical often used in nail polish remover
- 2
Smell
The room smelled of acetone after she took off her old nail polish.
- 3
Lab safety
In the lab, they store acetone away from heat and use gloves when handling it.
Forms and spellings
2 forms open this card.
Main spelling
- acetonenoun
Forms
- acetonespluralnoun