Volatile constituents of Arctium lappa Linn.

Journal of the agricultural chemical society of Japan
1985.0

Abstract

The volatile constituents of the roots of Arctium lappa LINN (Compositae family) was investigated by GC, GC-MS, IR and NMR. Nine hydrocarbons, 19 aldehydes, 7 2-alkyl-3 - methoxypyrazines, 32 acids and 2 sesquiterpenoids were identified. Aplotaxene, dehydrocostus lactone, dehydrodihydrocostus lactone and costic acid were isolated and identified as major components.

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