3-[(3aS,4S,6R,6aR)-6-(tert-Butyl-dimethyl-silanyloxymethyl)-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl]-5-ethoxy-isoxazole 在
W-2 Raney nickel 、
三氯化硼 作用下,
以
甲醇 、
水 为溶剂,
以80%的产率得到3-[(3aR,4R,6R,6aR)-6-(tert-Butyl-dimethyl-silanyloxymethyl)-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl]-3-oxo-propionic acid ethyl ester