NATURALLY OCCURRING INSECT GROWTH-REGULATORS .3. ECHINOLONE, A HIGHLY ACTIVE JUVENILE-HORMONE MIMIC FROM ECHINACEA-ANGUSTIFOLIA ROOTS

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  • 1 January 1975
    • journal article
    • research article
    • Vol. 38  (6) , 473-476
Abstract
A compound, C14H24O2 which induces strong juvenilizing effects in the yellow mealworm Tenebrio molitor L., following topical application to the pupal stage, was isolated in pure form from the roots of E. angustifolia DC and tentatively identified as d (E)-10-hydroxy-4,10-dimethyl-4,11-dodecadien-2-one. The compound has been named echinolone.