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Esters and Esterification

Key Concepts

alkanol + alkanoic acid -----> alkyl alkanoate (ester) + water

Preparation:

Reflux
heat mixture in a vessel with a water-cooled condenser to prevent loss of volatile material
Separation
separating funnel to separate organic layer from aqueous layer
Purification
distillation to obtain pure ester

Flash Tutorial

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Examples of Esters

methyl butanoate (apple)
ethyl methanoate (rum essence)
ethyl butanoate (pineapple)
pentyl ethanoate (banana)
pentyl butanoate (apricot)
octyl butanoate (orange)
methyl ethanoate and ethyl ethanoate (solvent)

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Practice

Enter the prefix of the name of the alkanol	anol

Enter the prefix of the name of the alkanoic acid	anoic acid



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Related AUS-e-TUTE Topics

Summary of Nomenclature

Naming Straight Chain Alkanes

Naming Branched Chain Alkanes

Naming Simple Alkenes

Naming Simple Alkynes

Naming Structural Isomers of Alkanes

Naming Structural Isomers of Alkenes

Naming Alkanols

Naming Haloalkanes

Functional Groups

Combustion of Hydrocarbons

Halogenation of Hydrocarbons

Hydrohalogenation of Hydrocarbons

Hydration of Alkenes

Oxidation of Alkanols

Preparation and Naming of Polymers (Polymerization)

Properties and Uses of Alkanes

Properties and Uses of Ethene (ethylene)

Properties and Uses of Polythene (polyethylene)

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