Amine as Substituent H OH H OH y CH2CH2CH2一COOH H2N 3-aminocyclopentene y-aminobutyric acid trans-3-aminocyclohexanol p-aminobenzoic acid(PABA) (cyclopent-2-en-I-amine) (4-aminobutanoie acid) Copyright2010 Pearson Prentice Hall,Inc. On a molecule with a higher priority functional group,the amine is named as a substituent. Chapter 19 7Chapter 19 7 Amine as Substituent ▪ On a molecule with a higher priority functional group, the amine is named as a substituent