N-{1-[2-(benzyloxy)ethyl]-2-methyl-1H-imidazo[4,5-c]quinolin-4-yl}-2,2,2-trichloroacetamide                                                                                                                                                              在
                                                                                                                                                                                 silica gel   、                                                                                                  
methanol-dichloromethane                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
sodium methylate                                                                                  为溶剂,
                                                                                                                                                    反应 18.0h,
                                                                                                                以to provide 1.036 g of 1-[2-(benzyloxy)ethyl]-2-methyl-1H-imidazo[4,5-c]quinolin-4-amine as a white solid, m.p. 159-160° C.的产率得到1-[2-(benzyloxy)ethyl]-2-methyl-1H-imidazo[4,5-c]quinolin-4-amine