Functional Groups and Priorities:

Here is a list of important functional groups arranged in decreasing priority order. All the structures can be manipulated using CHIME.

Functional
Group

Formula

Suffix

Prefix

Structure

Name

Cations -ammonium
-phosphoium
-sulphonium
ammonio-
phosphonio-
sulphonio-
Trimethylammonium
Carboxylic Acids -oic acid carboxy- Propanoic acid
Acid Anhydrides -oic anhydride

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Ethanoic anhydride
Esters alkyl -oate alkoxycarbonyl-
carbalkoxy-
Methyl ethanoate
Acyl Halides -oyl halide haloalkanoyl- Propanoyl chloride
Amides -amide carbamoyl- Ethanamide
Nitriles -nitrile
-onitrile
cyano- Propionitrile
Aldehydes -al alkanoyl- Propanal
Ketones -one -oxo- Propanone
Alcohols -ol hydroxy- Propanol
Thiols -thiol mercapto- Propanethiol
Amines -amine amino-
aza-
Propylamine
Ethers - ether -oxa-
alkoxy-
Dimethyl ether
Sulphides - sulphide -alkylthio
thia
Dimethyl sulphide
Alkenes -ene alkenyl- Propene
Alkynes -yne alkynyl- Propyne
Halides -halide halo- Bromopropane

Propyl bromide

Nitro

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nitro- Nitropropane
Alkanes -ane alkyl Propane

Index