2-Methyl-3-butyn-2-ol Formula:C5H8O CAS#:115-19-5 MW:84.12 [MS] [Occurrence in flower] Jmol._Canvas2D (Jmol) "jmolApplet0"[x] Dots surface: no dotsvanderWaals dots surfacesolvent-accessible surfaceSpacefill:spacefill offspacefill 20%spacefill 95%Wireframe:wireframe offwireframe onwireframe .15wireframe .25wireframe .5background ivorybackground whitebackground blackbackground yellowbackground salmonbackground palegreenbackground skyblueRed blue stereo on/offElement label on/off Species utilize 2-Methyl-3-butyn-2-ol in its chemical communication system Artiodactyla, Bovidae, Antilopinae, Antilopini Antelope cervicapra P �Category of the chemical signal A - Attractant Al - Allomone K - Kairomone P - Pheromone Sy - Synomone� �(*) indicates that compound is active� Blackbuck Coleoptera, Scolytidae, Scolytinae, Ipini Ips typographus A �Category of the chemical signal A - Attractant Al - Allomone K - Kairomone P - Pheromone Sy - Synomone� �(*) indicates that compound is active� European spruce bark beetle