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. 1990 Mar-Apr;53(2):451-5.
doi: 10.1021/np50068a025.

Two toxic kaurene glycosides from the burrs of Xanthium pungens

J K MacLeod  1 , P D Moeller, F P Franke
Affiliations

Two toxic kaurene glycosides from the burrs of Xanthium pungens

J K MacLeod et al. J Nat Prod. 1990 Mar-Apr.

Abstract

Two H2O-soluble toxic kaurene glycosides 3 and 4 responsible in part for the poisonous properties of the burr of Xanthium pungens have been isolated and identified. The structures of the compounds were elucidated using high resolution 2D nmr and mass spectral techniques.

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