ABSTRACT
Because of the different high school background of liberal arts or science,the students showed significant differences in the examination of medical chemistry. In view of this situation,the article tried to find the way of fully mobilizing the enthusiasm of the students and to achieve the desired goal of teaching and learning performance.
ABSTRACT
To study the chemical constituents of Buddleja lindleyana Fort.. Methods The constituents were isolated and purified by various chromatographic methods and structurally identifed by physico-chemical properties and spectral analysis. Results 10 compounds were obtained as α-spinasterol (Ⅰ), stigmasterol (Ⅱ)， β-sitosterol (Ⅲ), ursolic acid (Ⅳ), oleanolic acid (Ⅴ),phenanthrene (Ⅵ), glycerol mono tetracosanoate (Ⅶ), nonacosane (Ⅷ), acaciin (Ⅸ) and 6-O-vanilloyl-ajugol (Ⅹ). Conclusion All these compounds were obtained from this plant for the first time.