copper(II) choride dihydrate   、                                                                                      
diethyl (propane-1,3-diylbis(azanediyl))bis((2-hydroxyphenyl)methylene)bis(hydrogen phosphonate)                                                                                                                                                                                              以
                                                                                         
甲醇   、                                                                                         
水                                                                                  为溶剂,
                                                                                                                                                                                        以24%的产率得到bis[diethyl (propane-1,3-diylbis(azanediyl))bis(((2-hydroxyphenyl)methylene)diphosphonate)]dicopper(II) tetrahydrate