8-Hydroxy-2-methyl-2H-pyrano[3,2-g]naphthazarin Formula: C14H10O6 CAS#: 20052-67-9 MW: 274.23 [MS]	Dots surface:
Species utilize 8-Hydroxy-2-methyl-2H-pyrano[3,2-g]naphthazarin in its chemical communication system Diadematoida, Diadematidae   Echinothrix diadema      P ¦Category of the chemical signal A -   Attractant Al -   Allomone K -   Kairomone P -   Pheromone Sy -   Synomone¦   ¦(*) indicates that compound is active¦    Blue-black sea urchin