Amine as Substituent On a molecule with a higher priority functional group the amine is named as a substituent. OH y B CH,CH,CH,-COOH H H 3-aminocyclopentene y-aminobutyric acid trans-3-aminocyclohexanol p-aminobenzoic acid(PABA) (cyclopent-2-en-1-amine) (4-aminobutanoic acid) Copyright 2010 Pearson Prentice Hall,Inc. PABA: 染料和医药中间体；PABA可帮助减少脱发和消灭白发。它对许多种皮肤病 都有很好的疗效：皮炎、疱疹、红斑狼疮、皮下成淋巴细胞瘤以及硬皮病。作防 晒剂：外敷PABA,同时内服B6,降低中暑和太阳灼伤。能防止和减少皮肤皱纹。 Amine as Substituent ◼On a molecule with a higher priority functional group the amine is named as a substituent. PABA: 染料和医药中间体; PABA可帮助减少脱发和消灭白发。它对许多种皮肤病 都有很好的疗效：皮炎、疱疹、红斑狼疮、皮下成淋巴细胞瘤以及硬皮病。 作防 晒剂: 外敷PABA，同时内服B6，降低中暑和太阳灼伤。能防止和减少皮肤皱纹