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Name and draw the structure of a carboxylic acid that is widely used as a food preservative. - Leaving Cert Chemistry - Question g - 2007

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Name and draw the structure of a carboxylic acid that is widely used as a food preservative.

Worked Solution & Example Answer:Name and draw the structure of a carboxylic acid that is widely used as a food preservative. - Leaving Cert Chemistry - Question g - 2007

Step 1

Name of a carboxylic acid that is widely used as a food preservative

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Answer

One widely used carboxylic acid as a food preservative is sorbic acid.

Step 2

Draw the structure of sorbic acid

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Answer

The structure of sorbic acid can be represented as follows:

CH3−CH=CH−COOH CH_3-CH=CH-COOH

In addition to this common structure, sorbic acid is also known as 2,4-hexadienoic acid, which highlights its diene characteristics.

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