1-cyano-2-mercaptonaphthalene   、                                                                                      
4-nitro-2-trichloromethyl-benzenesulfenyl chloride                                                                                                                                                                                              以
                                                                                         
1,4-二氧六环                                                                                  为溶剂,
                                                                                                                                                                                        以There is obtained 37 g (81% of theory) of 2-(4-nitro-2-trichloromethylphenyldithio)-1-cyanonaphthalene的产率得到2-(4-nitro-2-trichloromethylphenyldithio)-1-cyanonaphthalene