New diterpenoids from Kinostemon ornatum

来源 :中国化学会第十届全国天然有机化学学术会议 | 被引量 : 0次 | 上传用户:txhalyy
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The whole plan of Kinostemon ornatum (Hemsl) Kudo has been used as a folk medicine for the treatment of cancer, hepatitis in China.Five new compounds, kinostemon A (1), kinostemon B (2), 15-methoxy-kinalborin A (3), 2-carboxymethyl-5-methoxy-furan-3-carboxylic acid (4) and kinostemon C (5), together with 15 known compounds were isolated from this plant.Their structures were determined by means of extensive spectroscopic analysis and comparison with previously reported data1-3.
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