pyrethrin II
National Institutes of Health
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Pyrethrum (Tanacetumcinerariifolium) produces insecticidal compounds known as pyrethrins. Pyrethrins are esters; the acid moiety…
Pyrethrum is a natural insecticide extracted from Tanacetum cinerariifolium. Six esters, the pyrethrins, are responsible for the…
Background: Pyrethrins are the insecticidally active components of pyrethrum extract, derived from flowers of Chrysanthemum…
The following pyrethrin and pyrethroid pesticides were determined in urine and water matrixes by liquid chromatography with diode…
Summary.— In a patient with allergic contact dermatitis from pyrethrum (Chrysanthemum spp., family Compositae), pyrethrosin…
THE natural pyrethrins present in pyrethrum flowers (Chrysanthemum cinerariaefolium) have attracted attention for more than a…
By the administration of radioactively labelled compounds, the metabolic products of pyrethrin I, pyrethrin II, and allethrin in…
IN the course of work on the structure of the pyrethrins, concentrates rich in pyrethrins I and II were stored in the dark for…