化学

• 立体化学

  However,it is pretty difficult for students owing to the diversity of reactant,the complex influencing factors and involving the stereochemistry.

  由于烯烃亲电加成反应底物多、影响因素复杂,同时涉及到立体化学,学生普遍感觉较难。 但作为教与学的重点和难点而必须掌握。

生物学

• 立体化学