15-1 Naming Carboxylic Acids and Nitriles Carboxylic acids named by replacing -e of the corresponding alkane name with -oic acid -CO,H carbon atom is numbered C1 CH3 CH2CH3 CH3 CH3CH2COH CH3CHCH2CH2COH HOCCH2CHCH2CH2CHCH2COH 5432 12345678 Propanoic acid 4-Methylpentanoic acid 3-Ethyl-6-methyloctanedioic acid Carboxylic acids named by replacing –e of the corresponding alkane name with –oic acid ▪ –CO2H carbon atom is numbered C1 15-1Naming Carboxylic Acids and Nitriles