3-benzoyl-5-methyl-1-vinylpyrimidine-2,4(1H,3H)-dione 在
(4S,4's)-2,2'-(1,3-bis(4-(tert-butyl)phenyl)propane-2,2-diyl)bis(4-phenyl-4,5-dihydro-oxazole) 、
四氯化锡 、 copper(II) bis(trifluoromethanesulfonate) 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
生成 dimethyl (2R,5R)-5-(3-benzoyl-5-methyl-2,4-dioxopyrimidin-1-yl)-2-phenyloxolane-3,3-dicarboxylate