Sigillins

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Sigillin A

The sigillins are a group of chlorinated octahydro- isocoumarins that are formed in snow fleas of the species Ceratophysella sigillata as a repellent against other insects. They form a separate group among the repellants. Ten sigillins (AJ) have been described so far. Sigillin A has a trichloromethyl group , which is comparatively rare in natural products , and has proven to be highly effective against ants in tests .

Individual evidence

  1. ↑ a b c d Witali Schmidt, Thies M. Schulze, Gregor Brasse, Edyta Nagrodzka, Michael Maczka, Jürg Zettel, Peter G. Jones, Jörg Grunenberg, Monika Hilker, Ute Trauer-Kizilelma, Ute Braun, Stefan Schulz: Sigillin A, a unique polychlorinated arthropod deterrent from the snow flea. In: Angewandte Chemie International Edition . 2015, pp. 7698–7702, doi : 10.1002 / anie.201501719 . PMID 25968581 .