(+/-)-(5-Chloro-2,3-dihydronaphtho[1,2-b]furan-2-yl)methylamine   、                                                                                      
N,N-二异丙基乙胺   、                                                                                      
氯甲酸甲酯   、                                                                                      
(+/-)-benzyl 3,6,7,8-tetrahydro-2H-indeno[4,5-b]furan-2-ylmethylcarbamate                                                                                                                                                                                                                                                                                                          以afforded 2.60 g (93%) of (±)-methyl (5-chloro-2,3-dihydronaphtho[1,2-b]furan-2-yl)methylcarbamate as a white solid的产率得到(+/-)-methyl (5-chloro-2,3-dihydronaphtho[1,2-b]furan-2-yl)methylcarbamate