2-Methyl-7-propyl-1,6-dioxaspiro[4.4]nonane Formula: C11H20O2 CAS#: MW: 184.28 [MS]  [Chemdraw]	Dots surface:
Species utilize 2-Methyl-7-propyl-1,6-dioxaspiro[4.4]nonane in its chemical communication system Hymenoptera, Andrenidae, Andreninae   Andrena haemorrhoa      P ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦    Early mining bee