ethyl 4-(t-butyldimethyl)silyloxy-N-(t-butyloxycarbonyl)-8-hydroxymethyl-2-methyl-7,8-dihydro-6H-furo[3,2-e]indole-1-carboxylate                                                                                                                                                              在
                                                                                                                                                                                 
四氯化碳   、                                                                                                  
三苯基膦                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 4.0h,
                                                                                                                以98%的产率得到ethyl 4-(t-butyldimethyl)silyloxy-N-(t-butyloxycarbonyl)-8-chloromethyl-2-methyl-7,8-dihydro-6H-furo[3,2-e]indole-1-carboxylate