New phenolic acid compound, preparation method and medical application thereof

The invention relates to a structure and preparation method of a new phenolic acid compound and application in the antibacterial field. According to the invention, extraction of the sedum aizoon overground part, separation and purification are carried out to obtain a new compound named as sedumol A. Pharmacodynamic experiments show that sedumol A has strong inhibitory effect on Escherichia coli, Staphylococcus aureus and the like. 本发明涉及个新的酚酸类化合物的结构、制备方法和在抗菌领域的应用。本发明从费菜地上部分提取、分离、纯化，得到了个新化合物，命名为sedumol A，药效学实验表明，sedumol A对大肠埃希菌和金黄色葡萄球菌等显示出了较强的抑制作用。