title: A new preparation of acetylenic ketones and application to the synthesis of exo-brevicomin, the pheromone from Dendroctonus brevicomis.
mesh_terms: D000480:Alkynes / Q000138:chemical synthesis*; D000818:Animals; D001643:Bridged Bicyclo Compounds / Q000138:chemical synthesis*; D019086:Bridged Bicyclo Compounds, Heterocyclic; D001952:Bridged-Ring Compounds / Q000138:chemical synthesis*; D001517:Coleoptera; D007659:Ketones / Q000138:chemical synthesis; D010675:Pheromones / Q000138:chemical synthesis*
chemical_list: D000480:Alkynes; D001643:Bridged Bicyclo Compounds; D019086:Bridged Bicyclo Compounds, Heterocyclic; D001952:Bridged-Ring Compounds; D007659:Ketones; D010675:Pheromones; C012219:brevicomin