2-(3-bromophenyl)-6,6-dimethyl-4-vinyl-4,5,6,7-tetrahydrobenzo[b]thiophen-4-ol   、                                                                                      
硫脲                                                                                                                                                              在
                                                                                                                                                                                 
乙醚                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
溶剂黄146   、                                                                                         
乙醚   、                                                                                         petroleum ether                                                                                  为溶剂,
                                                                                                                                                    反应 18.0h,
                                                                                                                以to afford the title compound as the acetate salt (0.3 g, 60%)的产率得到(E)-2-(2-(3-bromophenyl)-6,6-dimethyl-6,7-dihydrobenzo[b]thiophen-4(5H)-ylidene)ethyl carbamimidothioate