allyl 4-t-butoxycarbonyloxy-1-methyl-2-oxocyclohex-3-ene carboxylate 在
tris(dibenzylideneacetone)dipalladium(0) * CHCl3 (R,R)-bidentate phosphine ligand 作用下,
以
四氢呋喃 为溶剂,
生成 4-allyl-4-methyl-3-oxo-cyclohex-1-enyl t-butyl carbonate 、 4-allyl-4-methyl-3-oxo-cyclohex-1-enyl t-butyl carbonate