TRANSPOSITION D'OXY-COPE A TEMPERATURE AMBIANTE CATALYSEE PAR LE DICHLORURE DE PALLADIUM-BISBENZONITRILE.

Article abstract of DOI:10.1016/S0040-4039(00)86391-1

Tertiary hexa-1,5-diene-3-ols substituted on the carbon 5 (1 ; R¹, R³ H) are isomerized at room temperature into δ-ethylenic ketones 2 by using 0.1 molar equivalent of the entitled palladium (II) complex.The yield of the transformation is good and the stereoselectivity is higher than 90 percent.