3-chloro-5-methyl-2H-isoquinolin-1-one   、                                                                                      4-[5-(Piperidin-1-yl)pentyl]piperazine                                                                                                                                                                                                                                                                                                          以to give 5-methyl-3-{4-[5-(piperidin-1-yl)pentyl]piperazin-1-yl}-2H-isoquinolin-1-one (0.35 g)的产率得到5-methyl-3-{4-[5-(piperidin-1-yl)pentyl]piperazin-1-yl}-2H-isoquinolin-1-one