(Z)-7-[(1R,2R,3R,5S)-5-Hydroxy-2-[(E)-(3S,4R)-4-methoxy-4-methyl-3-(tetrahydro-pyran-2-yloxy)-oct-1-enyl]-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-hept-5-enoic acid methyl ester                                                                                                                                                              在
                                                                                                                                                                                 dipyridine chromium trioxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                以77%的产率得到(Z)-7-[(1R,2R,3R)-2-[(E)-(3S,4R)-4-Methoxy-4-methyl-3-(tetrahydro-pyran-2-yloxy)-oct-1-enyl]-5-oxo-3-(tetrahydro-pyran-2-yloxy)-cyclopentyl]-hept-5-enoic acid methyl ester