铁杆蒿化学成分研究

Studies on Chemical Constituents of Artemisia Subdigitata Mattf

从铁杆蒿中分离并经光谱方法鉴定出17种化合物,其中5,8,3',5'-四羟基双氢黄酮(1)、5,8,2'-三羟基-5'-甲氧基双氢黄酮(2)、5,7,4'-三羟基-3',5'-二甲氧基双氢黄酮(3)和3-(3-羟基苯氧基)-2-丙烯醛(6)为新化合物.

Seventeen compounds were separated from the whole dried part of Arteisia subdigitata Mattf.and their structures were identified by spectrometry.Four of them are new flavanoids;5,8,3',5'-tetrahydroxy flavanone (1),5,8,2'-trihydroxy-5'-methoxyflavanone(2),5,7,4'-tri-hydroxy-3',5'-dimethoxyflavanone(3),3-(3-hydroxy)phenoxy-2-propenal(6);The others are known compounds;Tricin(4),Quercetin-3-rhamnoside (5).ethyl 2,5-dihydroxy cinnamiate (7),8-hydroxy-6,7-dimethoxy coumarin (8),2,4-hexadiyn-l-one (9),α-amyrin (10),β-amyrin (11),α-amyrin acetate (12),α-amyrone (13),fridelin (14),β-sitosterol (15),Te-tracosanoic acid(16) and n-butyl palmitate(17).