Objective: To study the chemical constituents in roots of Peucedanum praeruptorum.
Method: The constituents were isolated by column chromatography on silica gel and ODS, and identified by MS spectroscopic methods including NMR and.
Result: Seven compounds, acetylatractylodinol (I), tanshinone II A (II), tanshinone I (III), cis-3', 4'-diisovalerylkhellactone(IV), cis-3',4'-disenecioylkhellactone(V), (+)praeruptorin B(VI), and beta-sitosterol(V), were isolated and identified.
Conclusion: Compounds I, II, III, IV were isolated from this plant for the first time.
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