Boll weevil antifeedants from Eleocharis dulcis Trin

D. Howard Miles, Kwanjai Tunsuwan, Vallapa Chittawong, Paul A. Hedin, Udom Kokpol

Journal of Agricultural and Food Chemistry · 1994 · 17 citations · 0 references

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Abstract

Six compounds were isolated from the CH2Cl2 extract of Eleocharis dulcis Trin. They are hexacosanoic acid (1), 5α-stigmastane-3,6-dione (2), β-sitosterol (3), stigmasterol (4), betulin (5), and tricin (6). 5α-Stigmastane-3,6-dione, betulin, and tricin showed antifeedant activity against boll weevils. © 1994, American Chemical Society. All rights reserved.