10-Methyldodecanal, a Novel Attractant Pheromone Produced by Males of the South American Cerambycid Beetle Eburodacrys vittata.

10-Methyldodecanal, a Novel Attractant Pheromone Produced by Males of the South American Cerambycid Beetle Eburodacrys vittata.

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We report the identification, synthesis, GREEN APPLE and field bioassay of a novel attractant pheromone produced by males of Eburodacrys vittata (Blanchard), a South American cerambycid beetle in the subfamily Cerambycinae.Headspace volatiles from males contained a sex-specific compound, identified as 10-methyldodecanal.In a field bioassay conducted in Brazil, significant numbers of males and females were caught in traps baited with synthesized racemic 10-methyldodecanal, consistent with the aggregation-sex pheromones produced by males of many cerambycine species.This compound represents a new structural class of cerambycid pheromones, and it is Doll Clothes the first pheromone identified for a species in the tribe Eburiini.