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Tandem ruthenium(0) catalyzed olefin isomerization [4+2] cycloaddition of diols with non-conjugated dienes and 1,5,9-cyclododecatriene.a
aYields are of material isolated by silica gel chromatography. BIPHEP = 2,2′-bis-(diphenylphosphino)-1,1′-biphenyl. dppe = bis-(diphenylphosphino)ethane.
