- carboxyl group
- carboxylation
- carboxylic acid, RCO2H
- Henderson–Hasselbalch equation
- nitrile
- Preparation of carboxylic acids (Section 20.5)
- Carboxylation of Grignard reagents

- Hydrolysis of nitriles

- Preparation of nitriles (Section 20.7)
- SN2 reaction of alkyl halides

- Dehydration of amides

- Reactions of nitriles (Section 20.7)
- Hydrolysis to yield carboxylic acids

- Reduction to yield primary amines

- Reaction with Grignard reagents to yield ketones
