ORDER!
carboxylic, ester, amide, aldehyde, ketone, alcohol, amine, ether, halid, nitro
carboxylic
-COOH, carboxy, -oic acid
ester
-COO-, alkoxycarbonyl, -oate
amide
-CONH2, -CONH-, CON-, carbamoyl, -amide
aldehyde
-CHO, oxo-, -al
ketone
-CO-, oxo-, -one
alcohol
-OH, hydroxy-, -ol
amine 1
-NH2, amino-, -amine
amine 2
-NH-, N-alkylamino-, N-alkyl…amine
amine 3
-N-, N-alkyl-N-alkyl’amino, N-alkyl-N-alkyl’…amine
ether
-O-, alkoxy, none
halide
-F, -Cl, -Br, -I, halo-, none
nitro
-NO2, nitro-, none