Basic Organic Nomenclature

An Introduction

Dave Woodcock,
Associate Professor Emeritus UBC (Okanagan)
©1996,2000, 2008

5. Functional Groups
with Suffix or Prefix

IV Alkanones
(ketones)

Index


Atomic grouping
Suffix-one
Prefixoxo
Position in chainanywhere except at
end of chain
General formula CnH2nO
Common family name ketone

Note: since the suffix (-one) has an initial vowel, the terminal -e of the alkane name is dropped before the suffix is added, even if a locant is placed immediately before the suffix.


Examples :

StructureIUPAC NameModel
propanone (aka acetone)
butanone
pentan-2-one
3,5-dimethylheptan-4-one
cyclohexanone
bicyclo[2.2.1]heptan-2-one
1-cyclohexylpentan-1-one
heptane-3,5-dione
4-ethyl-4-hydroxyhexan-2-one
(E)-pent-3-en-2-one

Self Assignment Questions
Review Alkanols

Next page : Alkanals.

Index


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