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

1980-03-31

1981-10-20

Love, Ethel G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

26034321, 560256, 564253, 568374, C07D31904, C07D30514

Patent

active

042960363

ABSTRACT:
A method for the preparation of 3,3,7-trimethyl-2,9-dioxatricyclo[3.3.1.0.sup.4,7 ]nonane (lineatin, a general name), an aggregation pheromone of an ambrosia beetle, represented by the formula (I), ##STR1## which comprises reacting a keto lactone represented by the formula (II), ##STR2## with diisobutylaluminum hydride and subsequently, treating with an acid; and a method for the preparation of said keto lactone represented by the above formula (II), which comprises oxidizing a hydroxy lactone represented by the formula (III), ##STR3## with chromic acid.

REFERENCES:
patent: 3852330 (1974-12-01), Jurfluh et al.
MacConnell et al., J. Chem. Ecol., 1977, vol. 3, No. 5, pp. 549-551.
Mori et al., Tetrahedron Letters, No. 15, pp. 1329-1332 (1979).
Manuscript of the 22nd Discussion of Natural Organic Compounds, pp. 259-266 (1976).

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