methyl 6-(4-chloro-3-hydroxyphenyl)-5-(2-methylphenyl)pyridine-2-carboxylate   、                                                                                      
Dicaesio carbonate   、                                                                                      
N,N-二甲氨基氯丙烷盐酸盐                                                                                                                                                                                              以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                                                        以obtain 6 g of methyl 6-{4-chloro-3-[3-(dimethylamino)propoxy]phenyl}-5-(2-methylphenyl)pyridine-2-carboxylate in the form of oil的产率得到methyl 6-{4-chloro-3-[3-(dimethylamino)propoxy]phenyl}-5-(2-methylphenyl)pyridine-2-carboxylate