酸性对映体的拆分 (+)-RCO,H ()RN(+)RCO2()RNH3非对映 +(-)-RCO2(-)-RNH3 分级结晶 (+)-RcO2-RNH3 (-)-RCO2(-)-RNH HCI (+)-RCO2H+(-RNH3 HCI (-RCO2H+rNHOrganic Chemistry Organic Chemistry Xiamen Xiamen University University 酸性对映体的拆分 (+ ) -RCO 2 H + (-)-RCO 2 −(-)-R' N H 3 非对映 HC l HC l (+) -RCO 2H + ( - ) -R'NH 3 (-) -RCO 2H + ( - ) -R'NH 3 (+)-RCO 2 −(-)-R' N H 3 分级结晶 ( - ) -R'NH2 (+)-RCO 2 −(-)-R'N H 3 (-)-RCO 2 −(-)-R' N H 3