在
四丁基氟化铵 作用下,
反应 1.5h,
以96%的产率得到3-hydroxy-5-(5-methyl-2,4-dioxo-3,4-dihydro-2
H-pyrimidin-1-yl)-tetrahydro-furan-2-carboxylic acid [2-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-5-(5-methyl-2,4-dioxo-3,4-dihydro-2
H-pyrimidin-1-yl)-tetrahydro-furan-3-ylmethyl]-amide