- a white, crystalline, water-insoluble, poisonous heterocyclic compound, C23H22O6, obtained from derris root: used chiefly as the active ingredient of certain insecticides and in medicine in the treatment of chiggers and scabies.
- a white odourless crystalline substance extracted from the roots of derris: a powerful insecticide. Formula: C 23 H 22 O 6; relative density: 1.27; melting pt: 163°C
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