The new and rapid synthetic method for hydrazobenzene starting from azobenzene through ZnNH4CNS reduction.The optimum reaction conditions are that the molar ratio of azobenzene to zinc powder is 1∶15,the temper...The new and rapid synthetic method for hydrazobenzene starting from azobenzene through ZnNH4CNS reduction.The optimum reaction conditions are that the molar ratio of azobenzene to zinc powder is 1∶15,the temperature is 25℃,the consumption of saturated ammonium thiocyanate liquor is 10ml.The reaction duration is short(8min) yet giving excellent yields(94%).展开更多
文摘The new and rapid synthetic method for hydrazobenzene starting from azobenzene through ZnNH4CNS reduction.The optimum reaction conditions are that the molar ratio of azobenzene to zinc powder is 1∶15,the temperature is 25℃,the consumption of saturated ammonium thiocyanate liquor is 10ml.The reaction duration is short(8min) yet giving excellent yields(94%).
