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Prefixes and Suffixes Used for Naming "Straight-Chained" Organic Compounds

Prefix meaning A Mnemonic   Suffix Meaning
meth-  one carbon chain ma   -ane alkanes (single bonded)
eth - two carbon chain eats   -ene alkenes (double bonded)*
prop- three carbon chain potatoes   -yne alkynes (triple bonded)*
but- four carbon chain but   -ol alcohols*
pent- five carbon chain pa   -oic acid carboxylic acids
hex- six carbon chain has    -oate esters
hept- seven carbon chain ham   -al aldehydes
oct- eight carbon chain or    -one ketones *
non- nine carbon chain no    * indicates that some notation is necessary to identify placement of the functional group
dec- ten carbon chain dinner  
 
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