[(1R,3S,7S,8E,11S,12S,13E,15S,17R,21R,23S)-11,21-dihydroxy-17-(hydroxymethyl)-13-(2-methoxy-2-oxoethylidene)-10,10-dimethyl-19-oxo-6,18,27,28,29-pentaoxatetracyclo[21.3.1.13,7.111,15]nonacos-8-en-12-yl] 3-nitrobenzoate                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙酸乙酯                                                                                  为溶剂,
                                                                                                                                                    反应 9.0h,
                                                                                                                以100%的产率得到[(1R,3S,7S,8E,11S,12S,13E,15S,17R,21R,23S)-11,21-dihydroxy-17-(hydroxymethyl)-13-(2-methoxy-2-oxoethylidene)-10,10-dimethyl-19-oxo-6,18,27,28,29-pentaoxatetracyclo[21.3.1.13,7.111,15]nonacos-8-en-12-yl] 3-aminobenzoate