Memorizing Functional Groups
Chemical class
Group
Formula
GraphicalFormula
Prefix
Suffix
Example
Sulfone
97
Sulfonyl
98
RSO
R’ 2
sulfonyl-
di(
substituent
) sulfone
Dimethyl sulfone(Methylsulfonylmethane
99 )
Sulfonic acid
100
Sulfo
RSO
H 3
sulfo-
substituent
sulfonic acid
Benzenesulfonic acid
Sulfoxide
101
Sulfinyl
102
RSOR’
sulfinyl-
di(
substituent
)sulfoxide
Diphenyl sulfoxide
Thiol
103
Sulfhydryl
104
RSH
mercapto-, sulfanyl-
-thiol
Ethanethiol
105
(Ethyl mercaptan)
97 Chapter
131.18
on page
433
98
https://en.wikibooks.org/wiki/Sulfone
99
https://en.wikipedia.org/wiki/Methylsulfonylmethane
100 Chapter
131.18
on page
433
101 Chapter
131.18
on page
433
102
https://en.wikibooks.org/wiki/Sulfoxide
103 Chapter
131.19
on page
434
104
https://en.wikibooks.org/wiki/Thiol
105
https://en.wikipedia.org/wiki/Ethanethiol