Saccharides Structure of monosaccharides: 1.开链结构及构型( Chain Structures and Configurations) 具有多个手性中心,2n 分子有旋光 甘油醛:CHo CHO CHOH H-C-OH H OH C=0 CH,OH HO-C-H HO-C-H OH H-C-OH CHO CHO HH OH H-C-OH H-OH CH,OH CH,OH CH,OH CH,OH Glucose Fructose D (+)-Glyceraldehyde L-(--GlyceraldehydeSaccharides 三、 Structure of Monosaccharides: 1. 开链结构及构型(Chain Structures and Configurations)： 具有多个手性中心，2 n 分子有旋光 甘油醛： CHO CH2OH H OH CHO CH2OH HO H D-(+)-Glyceraldehyde L-(-)-Glyceraldehyde * CHO H C OH CH2OH CHO C HO C H H C OH H C OH CH2OH H * OH * * * CH2OH C HO C H H C OH H C OH CH2OH O * * * Glucose Fructose