2-[N-(4-methyl-2-oxobenzo[b]pyran-7-yloxyacetyl)-N-(2-p-tolylsulfonylaminophenyl)aminomethylene]-2,3-dihydrobenzo[b]thiophen-3-one                                                                                                                                                                                              以
                                                                                         
甲苯                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 (4-Methyl-2-oxo-2H-chromen-7-yloxy)-acetic acid 2-{[(E)-2-(toluene-4-sulfonylamino)-phenylimino]-methyl}-benzo[b]thiophen-3-yl ester