7-溴-3,4-二氢萘-1(2H)-酮   、                                                                                      p-methoxyphenylmagnesium bromide   、                                                                                      
三氟乙酸                                                                                                                                                                                              以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                                                        以A solution of 0.55 g (1.65 mmol ) of 7-bromo-1-(4-methoxyphenyl)-1,2,3,4-tetrahydronaphthalen-1-ol, obtained analogously to Example 1a) from 7-bromo-3,4-dihydro-2H-naphthalen-1-one and 4-methoxyphenyl-magnesium bromide, and 0.2 ml of trifluoroacetic acid in 20 ml of tetra-hydrofuran的产率得到7-bromo-1-(4-methoxyphenyl)-1,2,3,4-tetrahydronaphthalen-1-ol