The compn. of the defense secretions of 4 species of Chrysolina beetles feeding on St. John's wort (Hypericum perforatum) was investigated. In contrast with other members of this genus which produce cardiac glycosides, these 4 species contain new polyoxygenated steroid glycosides. The structures of 7 of these derivs. were detd.

New polyoxygenated steroid glycosides from the defence glands of several species of Chrysolinina beetles (Coleoptera:Chrysomelidae)

RICCIO, Raffaele
1990

Abstract

The compn. of the defense secretions of 4 species of Chrysolina beetles feeding on St. John's wort (Hypericum perforatum) was investigated. In contrast with other members of this genus which produce cardiac glycosides, these 4 species contain new polyoxygenated steroid glycosides. The structures of 7 of these derivs. were detd.
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Utilizza questo identificativo per citare o creare un link a questo documento: http://hdl.handle.net/11386/3128694
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