Definition

Noun: 1. A colorless, volatile, flammable liquid ketone: This is the simplest form of ketone, with the chemical formula C₃H₆O. It is a highly effective organic solvent and a key starting material in chemical manufacturing.

Usage

• As a chemical compound: The term "propanone" is used primarily in scientific, industrial, and formal chemical contexts to refer to this specific organic compound.
• As a solvent or raw material: It describes the substance's functional role in processes such as dissolving other substances or serving as a precursor in synthesis.

Examples

• Noun:
  • Propanone is commonly used to clean laboratory equipment.
  • The production of certain plastics requires propanone as a feedstock.
  • Due to its volatility, propanone evaporates quickly at room temperature.

Advanced Usage

• In chemical nomenclature: "Propanone" is the IUPAC (International Union of Pure and Applied Chemistry) name, which systematically describes its three-carbon chain with a ketone functional group on the second carbon.

Variants and Related Words

• Acetone (n): This is the most common synonym and trivial name for propanone, used in everyday, commercial, and many industrial contexts.
  • Nail polish remover often contains acetone.
• Dimethyl ketone (n): An alternative systematic name, highlighting the two methyl groups attached to the carbonyl carbon.

Synonyms

• Acetone: The standard common name.
• Dimethyl ketone: A descriptive synonym based on its structure.

Notes on Meaning

While "propanone" and "acetone" refer to the identical chemical substance (C₃H₆O), the choice of term indicates context: - Propanone: Favored in formal chemical writing, education, and systematic discussions. - Acetone: Used in general conversation, commerce, and most practical applications (e.g., in hardware stores, pharmacies, or workshops).

Noun

1. the simplest ketone; a highly inflammable liquid widely used as an organic solvent and as material for making plastics