(S)-1-[(2R,4S,5R)-4-(tert-Butyl-dimethyl-silanyloxy)-5-(tert-butyl-dimethyl-silanyloxymethyl)-tetrahydro-furan-2-yl]-5-methyl-5-phenylacetyl-dihydro-pyrimidine-2,4-dione 在
三氟乙酸 、
triethylamine tris(hydrogen fluoride) 作用下,
以
四氢呋喃 、
水 为溶剂,
生成
(S)-1-((2R,4S,5R)-4-Hydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-5-methyl-5-phenylacetyl-dihydro-pyrimidine-2,4-dione