Selective method for the preparation of insect pheromone

Details Selective method for the preparation of insect pheromone Selective method for the preparation of insect pheromone

C - Chemistry, Metallurgy

07

D

260/353.8

C07D 491/18 (2006.01) C07C 45/42 (2006.01) C07D 311/94 (2006.01) C07D 493/08 (2006.01)

Patent

CA 1142533

ABSTRACT OF THE DISCLOSURE A method for the preparation of 3,3,7-trimethyl-2,9- dioxatricyclo[3.3.104'7]nonane (lineatin, a general name), an aggregation pheromone of an ambrosia beetle, represented by the formula (I), Image I which comprises reacting a keto lactone represented by the formula (II), Image (II) with diisobutylaluminum hydride and subsequently, treating with an acid. The lineatin, useful as an insect attractant compound in agriculture and forestry for controlling insect pest populations, is thus prepared by chemical synthesis in sufficient quantities for commercial use.

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