(1S,3R,6S,7R,9S,11R,13S,15S,17R,19S)-7-(hydroxymethyl)-15-[(E)-4-hydroxy-3-methylbut-2-enyl]-2,8,12,16-tetraoxatetracyclo[9.8.0.03,9.013,17]nonadecane-6,19-diol 在
manganese(IV) oxide 作用下,
以
四氢呋喃 、
氯仿 为溶剂,
以74%的产率得到(E)-4-[(1S,3R,6S,7R,9S,11R,13S,15S,17R,19S)-6,19-dihydroxy-7-(hydroxymethyl)-2,8,12,16-tetraoxatetracyclo[9.8.0.03,9.013,17]nonadecan-15-yl]-2-methylbut-2-enal