摘要从鬼针草Bidens pilosa L.地上部分的丙酮提取物中, 分离鉴定了18个化合物,其中包括一个新的查耳酮甙类化合物(α,3,2′,4′-tetrahydroxy-2′-O-β-D-glucopyranosylchalcone,2).其它化合物分别鉴定为butein (1),okanin 4-methyl ether-3′-O-β-glucoside (3),sulfuretin (4),6,7,3′,4′-tetrahydroxyaurone (5),海生菊苷(maritimein,6),(Z)-6-O-(6″-acetyl-β-D-glucopyranosyl)-6,7,3′,4′-tetrahydroxy-aurone (7),(Z)-6-O-(4″,6″-diacetyl-β-D-glucopyranosyl)-6,7,3′,4′-tetrahydroxy-aurone (8),(Z)-6-O-(3″,4″,6″-triacetyl-β-D-glucopyranosyl)-6,7,3′,4′-tetrahydroxy-aurone (9),木犀草素(luteolin,10),槲皮素(quercetin,11),异槲皮苷(isoquercitrin,12),芦丁(rutin,13),黄芪苷(astragalin,14),quercetin-3,4′-dimethyl ether-7-O-rutinoside (15),反式丁烯二酸(16),2-β-D-glucopyranosyloxy-1-hydroxy-trideca-3,5,7,9,11-pentayne (17)和3-β-D-glucopyranosyloxy-1-hydroxy-6(E)-tetradecene-8,10,12-triyne (18).