厦门大学化学化工学院：《有机化学》课程教学资源（课件讲稿，双语版）第十四章 芳香化合物（14.1-14.2）Introduction

Chapter 14 Aromatic Compounds 芳香化合物

Chapter 14 Aromatic Compounds 芳香化合物

ORGANIC CHEMISTRY Chapter 14 14. Introduction Department of Chemistry, Xiamen University

ORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 14 14.1 Introduction

ORGANIC CHEMISTRY Chapter 14 o Compounds were classified as being either aliphatic or aromatic in the latter part of the nineteenth century o To be classified as aliphatic meant then that the chemical behavior of a compound was fatlike g to be classified as aromatic meant then that the compound had a low hydrogen/carbon ratio and that it was "fragrant> Department of Chemistry, Xiamen University

ORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 14 Compounds were classified as being either aliphatic or aromatic in the latter part of the nineteenth century. To be classified as aliphatic meant then that the chemical behavior of a compound was “fatlike”. To be classified as aromatic meant then that the compound had a low hydrogen/carbon ratio and that it was “fragrant

ORGANIC CHEMISTRY Chapter 14 14.2 Nomenclature of benzene Derivatives Department of Chemistry, Xiamen University

ORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 14 14.2 Nomenclature of Benzene Derivatives

ORGANIC CHEMISTRY Chapter 14 o Two systems are used in naming monosubstituted benzene o Benzene as a parent name. (nO2,-NO, - X,-OR,-R) o Benzene ring and the substituent taken together form a new parent name or benzene ring as a substitutent oh,NH,,CO2H,-sO3 H,-CN-CHO, -R) Benzene as A Parent Name NO NO OCHoCH Chlorobenzene Nitrobenzene nitrosobenzene ethoxy benzene 氯苯 硝基苯亚硝基苯乙氧基苯 Department of Chemistry, Xiamen University

ORGANIC CHEMISTRY Department of Chemistry, Xiamen University Chapter 14 Two systems are used in naming monosubstituted benzene. Benzene as a parent name.(–NO2, –NO, –X, –OR, –R) Benzene ring and the substituent taken together form a new parent name or benzene ring as a substitutent. (–OH, –NH2 ,–CO2H, –SO3H, –CN, –CHO, –R) Benzene as A Parent Name Benzene as A Parent Name Cl NO2 NO OCH2CH3 氯苯 硝基苯 亚硝基苯 乙氧基苯 Chlorobenzene Nitrobenzene Nitrosobenzene Ethoxybenzene