This paper by using examples of disubs tution cyclohexanes with different and identical functional groups , examines some stereochemistry problems puzzling to stuaents , such as the configuvation conformation , and enantiomorphism isomers , and presents some practical solutions 摘要以基团相同和不同的二取代环己烷为例,分析了环己烷衍生物的构型、构象和对映异构等学生易模糊的立体化学问题。