EXAMPLE OF ESTER IN FOOD FLAVOURING

One of them is artificial flavour.

 Artificial flavours  : obtained by chemical : not extract from plant or animal sources.

There are three different of flavour.

• One of the chocolate roll is made by real chocolate and another is made by artificial chocolate. Can you guess that which is real and which is not?

The answer is the big chocolate roll is an artificial. 

Food flavouring mainly contain of ester which has a pleasant smell.

Artificial flavouring can be produced by

esterification from alcohol and acid (usually

a carboxylic acid)

i) Buthyl-butanoate

This ester give a pineapple aroma

which is an organic compound and formed by butanol and butyric acid. It is insoluble in

water and a clear, colourless liquid.

ii) Isoamyl acetate

Isoamyl acetate also known as isopentyl acetate which is an organic compound that formed from isoamyl alcohol and acetic acid. This ester give a strong banana aroma.

iii) Methyl anthranilate

This ester give a grape scent. It is a clear to pale yellow liquid and slightly soluble in water.It is combustible. It is formed by esterification of anthranilic acid and methanol.

iv) Benzyl acetate

This ester give a jasmine smell. It can be found naturally in many flowers. It is formed by benzyl alcohol and acetic acid.

• v) Ethyl formateThis ester give a raspberries flavour and it is formed by esterification of ethanol and formic acid (methanoic acid) that, snacks such as potato chips contain artificial food flavour

and food enhancer. Food enhancer give us salty taste or sweet taste or

sour taste. The most popular enhancer is Monosodium glutamate (MSG) or known as glutamic salt.