The main medicinal ingredients in its dry roots were saponin xanthone oligosaccharide polyesters polysaccharide and fat oil .

远志的主要药用成分为皂苷、 （ 口 山 ） 酮、寡糖酯类、脂肪油、多糖等。

One study in Japan xanthone had apparent properties that suppress the development of tumor .

日本的一项研究 显示， 氧 杂 蒽酮 拥有 可抑制肿瘤发展的显著特性。

Study on protective effect of three xanthone glucosides from Halenia corniculata on chemical-induced hepatic injury in mice

花锚中3种 酮苷对小鼠肝损伤保护作用

It is reported that xanthone could act efficient DNA intercalators and topoisomerase inhibitors displaying interesting anticancer activity .

研究报道 双苯 吡喃 酮类 化合物可以作为有效的DNA嵌入剂和拓扑异构酶抑制剂，起到抑制肿瘤增值的作用。

Xanthone derivatives with oxygenated heterocyclic compounds are widely distributed in plants and microorganisms . They have a broad spectrum of biological activities such as antioxidative antitumor antifungal and antidiabetic .

双苯 吡喃 酮类化合物在 自然界中广泛存在于植物和微生物中，药理活性非常广泛，如抗氧化、抗肿瘤、抗菌、抗糖尿病等，所以对 双苯 吡喃 酮类化合物的衍生化研究具有潜在的价值。

Synthesis Characterization and DNA-binding Studies of Complexes with Xanthone Derivatives

吨 酮衍生物金属配合物的合成、表征以及与DNA相互作用的研究

Xanthone was efficiently synthesized from o-chlorobenzoic acid first by etherization and then by Friedel-Crafts reaction in the presence of aluminium trichloride .

以邻氯苯甲酸为原料，先进行醚化，再在三氯化铝的作用下进行傅-克反应，可简洁、高效的合成 呫 吨 酮。