研究了在固定床电化学反应器内硝基苯电化学还原制备对氨基苯酚的过程。
The process, electrochemical reduction of nitrobenzene to produce p-amino-phenol in a packed bed electrochemical reactor, is investigated.
结果表明，硝基苯能在铜电极上直接发生得电子还原反应，此即催化铁内电解法反应机理的显著特点。
The results indicated that direct reduction of nitrobenzene took place on copper cathode, i. e. the typical catalyzed iron inner-electrolysis characteristics.
方法以对硝基苯甲酰氯为起始原料，经缩合、还原、重氮化、偶合、成盐等反应制得巴柳氮二钠。
METHODS Balsalazide disodium was synthesized by reactions of condensation , reduction, diazotization , coupling and salification from 4-nitrobenzoyl chloride.
还原过程伴有反应物吸附现象，当硝基苯浓度较大时，还原过程受传质过程控制；
The adsorption of compounds followed by the reduction process, which is controlled by the mass transfer step at higher nitrobenzene concentration.
还原过程伴有反应物吸附现象，当硝基苯浓度较大时，还原过程受传质过程控制；
The adsorption of compounds followed by the reduction process, which is controlled by the mass transfer step at higher nitrobenzene concentration.
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