Acetic acid 2-[(2R,3R,3aS,9aR)-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-5,5,7,7-tetraisopropyl-tetrahydro-1,4,6,8-tetraoxa-5,7-disila-cyclopentacycloocten-3-yl]-ethyl ester 在
triethylamine tris(hydrogen fluoride) 作用下,
以
四氢呋喃 为溶剂,
生成
2'-deoxy-2'-α-C-(acetoxyethyl)uridine