3,4-diiodo-N-methylpyrrole 、
benzyl (4R)-2,2-dimethyl-4-vinyl-1,3-oxazolidine-3-carboxylate 在
palladium diacetate
三丁基膦 、
potassium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以20%的产率得到benzyl (4R)-4-[(E)-2-[4-[(E)-2-[(4R)-2,2-dimethyl-3-phenylmethoxycarbonyl-1,3-oxazolidin-4-yl]ethenyl]-1-methylpyrrol-3-yl]ethenyl]-2,2-dimethyl-1,3-oxazolidine-3-carboxylate