N-[5-(8-bromo-3-methyl-2-oxo-2,3-dihydro-imidazo[4,5-c]quinolin-1-yl)-6-methyl-pyridin-2-yl]-2-methoxyacetamide   、                                                                                      
acetic acid 3-methoxy-5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-pyridin-2-ylmethyl ester   、                                                                                      
potassium carbonate   、                                                                                      
氢氧化锂                                                                                                                                                              在
                                                                                                                                         
双三苯基磷二氯化钯                                                                                                                                                                                                                               水                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                    反应 2.08h,
                                                                                                                以to obtain the title compound as a bright beige powder (11 mg)的产率得到1-(6-amino-2-methyl-pyridin-3-yl)-8-(6-hydroxymethyl-5-methoxy-pyridin-3-yl)-3-methyl-1,3-dihydro-imidazo[4,5-c]quinolin-2-one