OH
CH3
OH
CH3
OH
CH3
OH
OH
OH
OH
OH
OH
OH
Common name
Catechol
Benzene-
1,2-diol
Resorcinol
Benzene-
1,3-diol
Hydroquinone or quinol
Benzene-
1,4-diol
IUPAC name
(c) Ethers: Common names of ethers are derived from the names of alkyl/
aryl groups written as separate words in alphabetical order and adding the
word ‘ether’ at the end For example, CH3OC2H5 is ethylmethyl ether Table 7 2: Common and IUPAC Names of Some Ethers
Compound
Common name
IUPAC name
CH3OCH3
Dimethyl ether
Methoxymethane
C2H5OC2H5
Diethyl ether
Ethoxyethane
CH3OCH2CH2CH3
Methyl n-propyl ether
1-Methoxypropane
C6H5OCH3
Methyl phenyl ether
Methoxybenzene
(Anisole)
(Anisole)
C6H5OCH2CH3
Ethyl phenyl ether
Ethoxybenzene
(Phenetole)
C6H5O(CH2)6 – CH3
Heptyl phenyl ether
1-Phenoxyheptane
CH3
CH O
3
CH
CH3
Methyl isopropyl ether
2-Methoxypropane
Phenyl isopentyl ether
3- Methylbutoxybenzene
CH3– O – CH2 – CH2 – OCH3
—
1,2-Dimethoxyethane
—
2-Ethoxy-
-1,1-dimethylcyclohexane
Rationalised 2023-24
198
Chemistry
If both the alkyl groups are the same, the prefix ‘di’ is added before the alkyl
group