Acetaldehyde
Definition and meaning of Acetaldehyde in chemistry.
Acetaldehyde is a volatile organic compound with the formula CH3CHO (C2H4O), consisting of a methyl group bonded to an aldehyde group. Its IUPAC name is ethanal.
In more detail
Acetaldehyde is the simplest aldehyde after formaldehyde, containing a carbonyl group (C=O) attached to a hydrogen atom and a methyl group. It is produced industrially by the oxidation of ethanol and is an important intermediate in making acetic acid and other chemicals. It also forms in the body as ethanol is metabolized, and it has a sharp, fruity odor.
Key facts
| Formula | CH3CHO (C2H4O) |
|---|---|
| IUPAC name | Ethanal |
| Functional group | Aldehyde |
| Field | Organic Chemistry |
When ethanol is oxidized, it is first converted to acetaldehyde, which can then be oxidized further to acetic acid.
Frequently asked questions
What is acetaldehyde used for?
It is mainly an industrial intermediate, used especially in the production of acetic acid and other organic chemicals.
How is acetaldehyde related to ethanol?
Acetaldehyde is formed when ethanol is oxidized, and it can be oxidized further to acetic acid, forming an oxidation sequence.