2-(bis-(2-chloroethyl)-amino)-4-hydroxy-6-methyl-tetrahydro-2H-1,3,2-oxazaphosphorin-2-oxide   、                                                                                      
cyclohexylammonium-2-mercaptoethanesulphonate                                                                                                                                                                                              以
                                                                                         
水   、                                                                                         
丙酮                                                                                  为溶剂,
                                                                                                                                                                                        以56%的产率得到2-[2-(bis-(2-chloroethyl)-amino)-6-methyl-2-oxo-tetrahydro-2H-1,3,2-oxazaphosphorin-4-yl-thio]-ethanesulphonic acid cyclohexylammonium salt