C OH
This is the functional group of an alcohol
- Alcohols can be viewed in two ways structurally: (1) as hydroxyl derivatives of
alkanes and (2) as alkyl derivatives of water.
O
H 2 CH 3 C
H
O
H
H
109 o 105 o
Ethylgroup
Hydroxyl group
CH 3 CH 3
Ethane Ethyl alcohol Water
(ethanol)
- Primary (1°), secondary (2°), or tertiary (3°) alcohols:
C
H
H
C O H
OH
H OH
H
H
Ethyl alcohol
1 o Carbon
(a 1o alcohol)
Geraniol
(a 1o alcohol with the odor of roses) (a 1o alcohol)
Benzyl alcohol
CH 2
C
H
H
C C
H
H
H
O
H
OH
OH
H
H
Isopropyl alcohol
2 o Carbon
(a 2o alcohol)
Menthol
(a 2o alcohol found in pepermint oil)
¡Ý