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Nomenclature of aldehydes and ketones

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Nomenclature of aldehydes

Some compounds with their common names as well as their IUPAC names are given below :

Nomenclature of aldehydes : Formaldehyde
Nomenclature of aldehydes : Acetaldehyde

Some other examples of aldehydes

Nomenclature of aldehydes : 2-Methylpropan-1-al

2-Methylpropan-1-al

Nomenclature of aldehydes : 2-Phenylethanal

2-Phenylethanal

Nomenclature of aldehydes : 3-Phenylprop-2-en-1-al

3-Phenylprop-2-en-1-al

When the -CHO group appears more than two times, then the compound is named differently. Compare the following two examples; if you have any difficulty understanding them, refer to nomenclature of polyfunctional compounds.

Nomenclature of aldehydes : Butane-1,2,4-tricarbaldehyde

Butane-1,2,4-tricarbaldehyde

Nomenclature of aldehydes : 3-(Formylmethyl)hexane-1,6-dial

3-(Formylmethyl)hexane-1,6-dial

Nomenclature of aromatic aldehydes

Nomenclature of aromatic aldehydes : Benzaldehyde

Benzaldehyde

Nomenclature of aromatic aldehydes : 2-Hydroxybenzaldehyde

2-Hydroxybenzaldehyde

Nomenclature of aromatic aldehydes : 3-Methoxybenzaldehyde

3-Methoxybenzaldehyde

Nomenclature of ketones

Some important compounds are given below :

Nomenclature of ketones : Acetone
Nomenclature of ketones : Butanone

Some other examples of ketones

Nomenclature of ketones : butane-2,3-dione

Butane-2,3-dione

Nomenclature of aromatic ketones

Nomenclature of aromatic ketones : Acetophenone

1-Phenylethanone (Acetophenone)

Nomenclature of ketones : Diphenylmethanone

Diphenylmethanone

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