Author(s): GUO Wei-feng, YING Rui-fen, CHEN Xin-liang, SHU Li-jian, HUANG Cheng-jun
Pages: 92-93
Year: 2009 Issue:  2
Journal: Chinese Journal of Pharmaceuticals
Keyword:  苯甲酸; D/L-二苯甲酰酒石酸; 手性拆分剂; 制备;
Abstract: 用D/L-酒石酸和过量的苯甲酰氯反应得D/L-二苯甲酰酒石酸酐,利用原料、产物和副产物在甲苯中的溶解度差异,可得到苯甲酸残留量低于0.1%的D/L-二苯甲酰酒石酸.