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J Chem Ecol. 1982 Jan;8(1):147-61. doi: 10.1007/BF00984012.

Chemical defense secretions of the termite soldiers ofAcorhinotermes andRhinotermes (Isoptera, Rhinotermitinae) : Ketones, vinyl ketones, and β-ketoaldehydes derived from fatty acids.

Journal of chemical ecology

G D Prestwich, M S Collins

Affiliations

  1. Department of Chemistry and Program of Ecology and Evolution, State University of New York, 11794, Stony Brook, New York.

PMID: 24414591 DOI: 10.1007/BF00984012

Abstract

The defense secretions of advanced "nasutoid" rhinotermitine soldiers from the New World contain enolic β-ketoaldehydes as the major components. The secretions of minor soldiers ofRhinotermes hispidus (Emerson) andR. marginalis (Emerson) consist primarily of 3-keto-13-tetradecenal and 3-ketotetradecanal, but possess in addition C13, C14, C15, and C17 saturated and unsaturated ketones. Major soldiers lacked these compounds and in fact had virtually no frontal gland secretion. The defense secretion of the monomorphic soldiers ofAcorhinotermes subfusciceps (Emerson) contains mostly 3-keto-(Z)-9-hexadecenal and (Z)-8-pentadecen-2-one. Biosynthetic origins and interrelationships are postulated for these compounds, and the concomitant evolution of chemical weaponry and the modified labral brush is discussed.

References

  1. Science. 1981 Dec 18;214(4527):1363-5 - PubMed
  2. Helv Chim Acta. 1947 Mar 15;30(2):675-89 - PubMed
  3. Oecologia. 1980 Sep;46(3):397-401 - PubMed

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