20beta-4-Pregnenol-3-one Formula: C21H32O2 CAS#: MW: 316.48 [MS]

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Species utilize 20beta-4-Pregnenol-3-one in its chemical communication system Coleoptera, Dytiscidae, Colymbetinae, Agabini   Ilybius fenestratus      Al ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦    Mudswimmer    Coleoptera, Dytiscidae, Dytiscinae, Cybistrini   Cybister tripunctatus      Al ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦    Three-punctured diving beetle