1′-binaphthyl-2-carboxylate was determined by single-crystal X-ray analysis. The (aS)-acid was converted to crystalline acid chloride, which was conveniently utilized as efficient chiral derivatizing agent for differentiation of enantiomeric alcohols and amines by high-performance liquid chromatography on silica gel. The elution behavior of a pair of diastereomeric esters or amides was explained by the steric
通过
硅胶柱色谱法将外消旋 2'-甲氧基-
1,1'-联萘-2-
羧酸以多克规模分离成其对映体,然后对由 (R)-1- 制备的非对映体酯进行碱
水解
苯乙醇或
(-)-薄荷醇。(-)-薄荷基(aS)-2'-甲氧基-
1,1'-联萘-2-
羧酸酯的分子结构通过单晶X射线分析确定。(aS)-酸转化为结晶酰
氯,可方便地用作有效的手性衍生剂,通过
硅胶高效
液相色谱法区分对映异构醇和胺。基于 X 射线分析,溶质和
硅胶固定相之间的空间相互作用解释了一对非对映体酯或酰胺的洗脱行为。