Chemistry · College

Organic Chemistry Functional Groups

Identifying and naming common organic functional groups from an intro organic chemistry course.

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Alkane functional group
Contains only C-C single bonds and C-H single bonds
What functional group has a C=C double bond?
Alkene
Alkyne functional group
Contains a carbon-carbon triple bond
Alkyl halide functional group
A carbon bonded to a halogen atom (F, Cl, Br, or I), structure R-X
Alcohol functional group
A hydroxyl group (OH) bonded to a carbon atom
What is the structure of an ether?
An oxygen atom bonded to two carbon groups, R-O-R
Aldehyde functional group
A carbonyl group at the end of a carbon chain, structure R-CHO
Ketone functional group
A carbonyl group bonded to two carbon groups, structure R-CO-R
Carboxylic acid functional group
A carbonyl group bonded to a hydroxyl group, structure R-COOH
Ester functional group
A carbonyl bonded to an oxygen which is bonded to an alkyl group, structure R-COO-R
Primary amine functional group
An NH2 group bonded to one carbon atom
Secondary amine functional group
An NH group bonded to two carbon atoms
Tertiary amine functional group
A nitrogen atom bonded to three carbon atoms, with a lone pair on nitrogen
Amide functional group
A carbonyl bonded to a nitrogen, structure R-CO-NH2, R-CO-NHR, or R-CO-NR2
Nitrile functional group
A carbon bonded to nitrogen with a triple bond, structure R-C#N

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