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Odoriferous glands of Tribolium confusum produce volatile compounds which are stored in special reservoirs. Besides the previously reported 2-methyl- and 2-ethyl-1,4-benzoquinones, a new compound, 1-pentadecene, was isolated. The acyclic C(14)H(26)O ketone previously reported was not present.
Flour beetles are cosmopolitan and common pests in grain stores and flour mills. Their ability to exploit a wide variety of stored products has contributed to their status as major pests of stored food. Although it was previously reported that the same aggregation pheromone, 4,8-dimethyldecanal
Several previous studies have addressed pheromone communication in various flour beetles (Coleoptera: Tenebrionidae), including the confused flour beetle, Tribolium confusum (du Val). Different stereoisomers of 4,8-dimethyldecanal (DMD) were reported as the only components of an aggregation