Pregn-4-en-3,20-dione Formula: C21H30O2 CAS#: 57-83-0 MW: 314.46 [MS]  [ Kovats ]

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Species utilize Pregn-4-en-3,20-dione in its chemical communication system Alcyonacea, Subergorgiidae   Subergorgia suberosa      P ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦        Heteroptera, Belostomatidae, Belostomatinae   Abedus herberti      Al ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦    Herbert's giant water bug    Perciformes, Eleotridae, Butinae   Bostrichthys sinensis      P ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦    Chinese black sleeper