(2R,3S,5R)-2-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-5-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-3-yl ((R)-3-((tert-butyldiphenylsilyl)oxy)-2-((5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methoxy)propyl)carbamate 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
以95%的产率得到[(R)-3-Hydroxy-2-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-ylmethoxy)-propyl]-carbamic acid (2R,3S,5R)-2-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-5-(5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester