Four terpenoid compounds were isolated from the roots of Peucedanum rubricaule for the first time. On the basis of spectroscopic methods and X-ray analysis,they were determined as sinodielides A(1),B(2),asiatic acid(3) and ursolic acid(4).

• 从云前胡(Peucedanum rubricauleSheh et Shan)的乙醇提取物中首次分离并鉴定了4个萜类化合物,分别为sinodielides A(1)、B(2),积雪草酸(asiatic acid,3)和乌苏酸(ursolic acid,4)。