Difference Between Azomethines and Ketimines

Thekey differencebetween azomethines and ketimines is that the偶氮胺是一种二级醛胺，其中包含碳原子功能小组attached to one hydrocarbyl group and a hydrogen atom whereas the ketimines are a type of亚胺which contains the carbon atom of the functional group attached to two hydrocarbyl groups.

An imine can be either a functional group or a chemical compound consisting of a carbon-nitrogen double bond (C=N bond). Since the maximum number of neutral bonds a nitrogen atom can make is 3, the nitrogen atom is bonded to a hydrogen atom or an organic group other than this C=N bond. We can relate imines to ketones and aldehydes by replacing the oxygen atom in the aldehyde or ketone with the NR group. Therefore, there are two types of imines; they are the aldimines and ketimines. In those, the aldimines contain an R group and a hydrogen atom bonded to the carbon atom of the N=C group while the ketimine contains two hydrocarbyl groups attached to this carbon atom.

内容

1.Overview and Key Difference
2.What are Azomethines
3.什么是酮症
4.偶氮胺和酮胺之间的相似之处
5.并排比较 - 偶氮甲胺与酮胺的表格形式
6.概括

What are Azomethines?

Azomethines are secondary aldimines. These are imine compounds containing one hydrocarbyl group and one hydrogen group attached to the carbon atom of the N=C bond and a hydrocarbyl group attached to the nitrogen atom.

什么是酮症？

Ketimines are a type of imines where two hydrocarbyl groups are attached to the carbon atom of the N=C bond. There are two types of ketimines as primary ketimines and secondary ketimines.

The primary ketimines contain a hydrogen atom attached to the nitrogen atom whereas the secondary ketimines contain a hydrocarbyl group attached to the nitrogen atom.

What are the Similarities Between Azomethines and Ketimines?

• Azomethines and ketimines are two types of imines.
• And both contain hydrocarbyl groups.

What is the Difference Between Azomethines and Ketimines?

Azomethines are secondary aldimines while ketimines are a type of imines where two hydrocarbyl groups are attached to the carbon atom of the N=C bond. Therefore, the key difference between azomethines and ketimines is their structure. Azomethines are a type of secondary aldimine that contains a carbon atom in the functional group attached to one hydrocarbyl group and a hydrogen atom whereas ketimines are a type of imines that contains a carbon atom of the functional group attached to two hydrocarbyl groups. Moreover, azomethine is a chemical analogue of醛while the ketimine is a chemical analogue ofketone.

The following infographic summarizes the differences between azomethines and ketimines in tabular form.

概括– Azomethines vs Ketimines

An imine can be either a functional group or a chemical compound consisting of a carbon-nitrogen double bond (C=N bond). Azomethines and ketimines are two types of imines. However, the key difference between azomethines and ketimines is that the azomethines are a type of secondary aldimine which contains the carbon atom in the functional group attached to one hydrocarbyl group and a hydrogen atom whereas the ketimines are a type of imines which contains the carbon atom of the functional group attached to two hydrocarbyl groups.

Reference:

1. “Ketimine.”ScienceDirect主题,Available here.
2.柯林斯，索尼娅。“什么是氯胺酮？它的工作原理并有助于严重的抑郁症。”WebMD, WebMD, 27 Feb. 2018,Available here.