1-(α,α-dimethyl-3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydro-6,7-bis(benzyloxy)isoquinoline hydrochloride                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 5.0h,
                                                                                                                以140 mg的产率得到1-(α,α-dimethyl-3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydro-6,7-dihydroxyisoquinoline hydrochloride