(3S,5R,7R,8R,9S)-8-(4-methoxybenzyloxy)-11-methoxymethoxy-3,5,7,9-tetramethyl-undecanoic acid tert-butyl ester                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气   、                                                                                                  
溶剂黄146                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以99%的产率得到(3S,5R,7R,8R,9S)-8-hydroxy-11-methoxymethoxy-3,5,7,9-tetramethyl-undecanoic acid tert-butyl ester