2-[(Z,1R)-3-[(4R,5R)-5-[(R)-[tert-butyl(dimethyl)silyl]oxy-[(4R)-2,2-dimethyl-1,3-dioxolan-4-yl]methyl]-2,2-dimethyl-1,3-dioxolan-4-yl]-1-[(4S,5S)-5-[[tert-butyl(dimethyl)silyl]oxymethyl]-2,2-dimethyl-1,3-dioxolan-4-yl]prop-2-enyl]isoindole-1,3-dione 在
氟化氢吡啶 作用下,
以
四氢呋喃 为溶剂,
反应 5.0h,
以98%的产率得到2-[(Z)-(R)-3-{(4R,5R)-5-[(R)-(tert-Butyl-dimethyl-silanyloxy)-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-methyl]-2,2-dimethyl-[1,3]dioxolan-4-yl}-1-((4S,5S)-5-hydroxymethyl-2,2-dimethyl-[1,3]dioxolan-4-yl)-allyl]-isoindole-1,3-dione