ethanoyl chloride
Học thuậtThân thiện
A chemist carefully adds ethanoyl chloride to a beaker of water in the laboratory.
Definition
- Noun:
- A specific chemical compound: Ethanoyl chloride is the IUPAC name for a colorless, fuming liquid with the chemical formula CH₃COCl. It is an acyl chloride derived from acetic acid, characterized by a pungent, irritating odor. It is a highly reactive reagent used primarily in organic synthesis, especially for acetylation reactions.
Usage Examples
- Noun:
- The laboratory synthesis required the careful addition of ethanoyl chloride to the reaction mixture.
- Due to its reactivity with water and alcohols, ethanoyl chloride must be handled under anhydrous conditions.
- The pungent odor of ethanoyl chloride is a clear indicator of its presence.
Advanced Usage
- In synthetic chemistry: The term is used precisely to denote this specific reagent. It is often discussed in the context of its role in forming esters or amides.
- Ethanoyl chloride serves as a superior acetylating agent compared to acetic anhydride in some sensitive syntheses.
Variants and Related Words
- Acetyl chloride: This is the common name for ethanoyl chloride. The two terms are synonymous in chemical nomenclature.
- Acetyl chloride (ethanoyl chloride) is a key intermediate in the production of pharmaceuticals.
Synonyms
- Acetyl chloride: The most direct and commonly used synonym in both industrial and laboratory contexts.
Notes on Meaning
- Technical Term: "Ethanoyl chloride" is a systematic IUPAC name used in formal chemical literature and education to precisely identify the compound CH₃COCl. Its usage is almost exclusively confined to scientific contexts.
A chemist carefully adds ethanoyl chloride to a beaker of water in the laboratory.
Noun
- colorless liquid acyl chloride (CH3COCl) that has a pungent odor