Functional Group Nomenclature

-oic acid

Suffic for carboxylic acid

-oate

Suffix for ester

-amide

Suffix for amide

-nitrile

Suffix for nitrile

-al

Suffix for aldehyde

-one

Suffix for ketone

-ol

Suffix for alcohol

-amine

Suffix for amine

-ene

Suffix for alkene

-yne

Suffix for alkyne

-ane

Suffix for alkane

Which two functional classes don’t have suffixes and thus should be written with their prefixes when naming compounds

Ether and alkyl halide

Carboxy-

Prefix for carboxylic acid

Alkoxycarbonyl-

Prefix for ester

Amido-

Prefix for amide

Cyano-

Prefix for nitrile

Oxo (=O) -

Prefix for aldehyde when its main carbon is included in the parent chain

Oxo (=O) - **

Prefix for ketone

Hydroxy -

Prefix for alcohol

Amino-

Prefix for amine

Alkenyl -

Prefix for alkene

Alkynyl-

Prefix for alkynyl

Alkyl -

Prefix for alkane

Alkoxy -

Prefix for ether

Halo -

Prefix for alkyl halide

What are the top-3 highest priority groups (in order)?

1) Carboxylic acid

2) Ester

3) Amide

Formyl (-CH=O)

Suffix for aldehyde whose main carbon is not included in the parent chain