目的 研究香榧假种皮二萜类成分。方法 采用低压柱层析、中压柱层析等色谱技术对香榧假种皮的二氯甲烷萃取部分进行分离,用 ¹HNMR、¹³CNMR、EI- MS、IR鉴定化学结构。结果 得到了 5个二萜化合物,分别为香榧酯 (Ⅰ)、18-氧弥罗松酚 (Ⅱ)、18-羟基弥罗松酚 (Ⅲ)、花柏酚 (Ⅳ)、4 - epiagathadial(Ⅴ)。结论 化合物Ⅱ～Ⅴ为首次从该植物中分离得到。

Object To study the diterpenoids from the aril of Torreya grandis cv merrilli Methods The extract from the aril of T grandis was isolated and purified by chromatography on low pressure and medium pressure columns, the structures were identified and elucidated by ¹HNMR, ¹³ CNMR, EI MS and IR Results Five diterpenoids were obtained and identified as torreyagrandate (Ⅰ), 18 oxoferruginol (Ⅱ), 18 hydroxyl ferruginol (Ⅲ), hinokiol (Ⅳ), 4 epiagathadiol (Ⅴ) Conclusion Compounds Ⅱ Ⅴ were obtained from this plant for the first time