methyl 2-(N-tert-butylsulfamoyl)-4-cyclopentylidene-hydrazinobenzoate 在
乙醚 作用下,
以
三氟乙酸 为溶剂,
反应 2.0h,
以3.0 g (91% of theory) of methyl 4-cyclopentylidenehydrazino-2-sulfamoylbenzoate of melting point: 227-229° C. (decomposition) are obtained的产率得到methyl 4-cyclopentylidenehydrazino-2-sulfamoylbenzoate