Acetonylidene – Definition & Meaning


Acetonylidene is a chemical compound that is commonly used in organic chemistry. It has a unique structure and properties that make it useful in various applications. In this article, we will explore the definition and meaning of acetonylidene, its origin, and its associations in different dictionaries.


Acetonylidene is a chemical compound that is composed of an acetone molecule and a carbon atom that is double-bonded to a nitrogen atom. It is classified as a ketene imine, which is a type of organic compound that contains both a ketene and an imine functional group. Acetonylidene is also known as 2-propanone imine or N-methylideneacetone.


The origin of acetonylidene can be traced back to the early 20th century when it was first synthesized by German chemist Hermann Staudinger. He discovered that ketene imines could be prepared by the reaction of ketenes with primary amines. Acetonylidene was later synthesized by other chemists using different methods.

Meaning in different dictionaries

The meaning of acetonylidene in different dictionaries is generally consistent. It is defined as a ketene imine that is used in organic synthesis. Some dictionaries also provide additional information about its properties and applications.


Acetonylidene is associated with various properties and applications. It is a reactive molecule that can undergo a variety of chemical reactions, including cycloadditions, nucleophilic additions, and condensations. It is also used as a building block in the synthesis of other organic compounds, such as heterocycles and amino acids.


Acetonylidene is also known by other names, including 2-propanone imine, N-methylideneacetone, and ketenimine.


There are no specific antonyms for acetonylidene, as it is a chemical compound with unique properties and applications.

The same root words

Acetonylidene is composed of two root words, acetone and imine. Acetone is a common organic solvent that is used in various industries, while imine is a functional group that contains a nitrogen atom double-bonded to a carbon atom.

Example Sentences

  1. Acetonylidene is a reactive molecule that can undergo a variety of chemical reactions.
  2. The synthesis of heterocycles and amino acids often involves the use of acetonylidene.
  3. The properties of acetonylidene make it useful in organic chemistry research.

Acetonylidene is a unique chemical compound that has many properties and applications in organic chemistry. Its structure and reactivity make it useful in the synthesis of other organic compounds and in various chemical reactions. Understanding the definition and meaning of acetonylidene is important for researchers and professionals in the field of organic chemistry.

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