Answers

2016-03-28T14:21:14+05:30
Esters are sweet smelling substance formed by reaction of carboxylic acid and alcohol they are used for making perfumes
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2016-03-28T16:27:50+05:30
Esters are derived from carboxylic acids. A carboxylic acid contains the -COOH group, and in an ester the hydrogen in this group is replaced by a hydrocarbon group of some kind. This could be an alkyl group like methyl or ethyl, or one containing a benzene ring like phenyl.
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