Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials 2016-Jan
[Chemical Constituents from Caragana changduensis].
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To study the chemical constituents of the red heartwood of the stems and roots of Caragana changduensis.
The chemical constituents were isolated and purified by means of several column chromatographic techniques,and their structures were determined by spectroscopic methods.
Ten compounds were isolated and identified as kushenin( 1),( 6aR,11aR)-3-hydroxy-4,9-dimethoxy-pterocarpan( 2),(-)-4-methoxymaackiain( 3),(-)-homopterocarpin( 4),2,4-dimethoxybenzoic acid( 5),2-methoxy-4-ethoxybenzoic acid( 6),3-acetyl-oleanolic acid( 7),7-hydroxy-2,3-dimethylchromone( 8),liquiritigenin( 9),and β-sitosterol( 10).
Compounds 1,3,5,7,and 8 are obtained from this genus for the first time. All the compounds are obtained from this plant for the first time.
