One new dimeric (1) and two monomeric sesquiterpene lactones (5 and 13),together with 10 known compounds (2-4,6-12),were......

Two new sesquiterpene esters, 3β, 6β, 8α-triacetyl-4β, 5α-epoxy -1- oxogermacr-10(14)-ene (1) and 3β, 6β, 8α-tri......

首次进行中国特有菊科藏药臭蚤草（Pulicaria insignis Drumm.ex Dunn）的化学成分研究,从全草中分离得到11个倍半萜类化合物,通过波谱......

从 Ligularia atroviolacea ，四新 eremophilendiolides ， 8 β- hydroxy-eremophil-3,7 ( 11 ) -dien-12,8α(14,6α)-diolide ( 1......

A new guaianolide was isolated from the roots of Scorzonera austriaca. The structurewas elucidated on the basis of spect......