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Cards (3)
Esters
:
functional group
: -COO → one C=O
double bond
one C-O bond
have strong smells, often used in perfumes.
insoluble
(in water).
eg.
ethyl ethanoate
.
reaction = alcohols +
carboxylic acids
-
ester
+ water
↳ reversible reaction.
uses
condensation
.
requires a
sulphuric acid
catalyst.
Naming esters:
Alcohol
’-yl’
Carboxylic acid
‘-aote’
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