(1S,4R,7R,9R,10R,12S,14R)-7-(furan-3-yl)-12-hydroxy-9-methyl-6,16-dioxatetracyclo[8.7.0.01,14.04,9]heptadecane-5,15-dione 、
乙酸酐 在
吡啶 作用下,
反应 24.0h,
以100%的产率得到[(1S,4R,7R,9R,10R,12S,14R)-7-(furan-3-yl)-9-methyl-5,15-dioxo-6,16-dioxatetracyclo[8.7.0.01,14.04,9]heptadecan-12-yl] acetate