使得对氨基苯酚质量符合制药要求。
The quality ofp-aminophenol prepared by this methods met the specification of medicine.
间氨基苯酚是一种重要的有机化工中间体。
M-aminophenol is an important organic chemistry intermediate.
本文介绍了对氨基苯酚的生产方法,市场状况和发展趋势。
Several production methods, market demand and development current ofp-Aminophenol are introduced in this article.
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.
实验结果表明,对氨基苯酚的去除率随反应温度的升高、停留时间的延长而提高。
The results show that: the removal rate of para-aminophenol improves with the rising of the temperature and the extension of the resident time.
结果表明直接和间接电还原硝基苯为对氨基苯酚都有重要的实用价值,成对电解也是可行的。
The results showed that both of direct and indirect electrolytic reduction of nitrobenzene top -aminophenol had important practical value, and the couple electrolytic synthesis was feasible.
以邻氨基苯酚和尿素为原料生成苯并恶唑酮,再用过氧化氢盐酸氯化制得6-氯苯并唑酮。
Benzoxazolone was prepared from o-aminophenol and urea and then was chloridized by hydrogen peroxide and hydrochloric acid to get 6-chlorobenzoxazolone.
芳香族化合物,如芳胺、苯酚和氨基苯酚等有机化合物,通常用于保持橡胶的弹性和汽油中的黏性沉淀物。
Aromatic compounds such AS aromatic amines, phenols, and aminophenols delay loss of elASticity in rubber and gummy deposits in gASoline.
阐述了对氨基苯酚的应用领域及其国内外市场前景,指出我国对氨基苯酚生产行业面临的问题,提出了相关建议。
Application and market at home and abroad of PAP is expounded, which points out the problems this industry in China is faced, and puts forward Suggestions accordingly.
建立了高效液相色谱-电化学检测法测定美沙拉秦中有关物质3 -氨基水杨酸、2 -氨基苯酚和4 -氨基苯酚。
HPLC method with electrochemical detection was established for the determination of the related substances-3-aminosalicylic acid, 2-aminophenol, 4-aminophenol, in mesalazine.
建立了高效液相色谱-电化学检测法测定美沙拉秦中有关物质3 -氨基水杨酸、2 -氨基苯酚和4 -氨基苯酚。
A HPLC method with electrochemical detection was established for the determination of the related substances-3-aminosalicylic acid, 2-aminophenol, 4-aminophenol, in mesalazine.
结合硝基苯电解还原制对氨基苯酚这一过程,在实验室小试及工厂中试的基础上,讨论了该类阳极加工、维护及操作等问题。
On the basis of laboratory scale work and pilot experiment for electrochemical reduction of NB to PAP, the shape, maintenance and operation of such anode are discussed.
合成了一种新型铁络合偶氮染料,其母体染料由间氨基对羟基苯酚对磺酸和1-间氯苯-3-甲基吡唑啉酮偶合而成。
A new Fe-azo complex dyestuff was synthesized by complexing iron salt with the pre-dyestuff that was prepared from the o-aminophenolsulfonic acid and Cl-substituted pyrazolone.
以苯酚、环氧氯丙烷为原料,KOH为催化剂,肼解后合成了1—氨基—3—苯氧基—2—丙醇。
The 1-amino-3-phenoxyl-2-propanol is prepared with phenol and epoxy chloropropane by means of KOH as catalyst and hydrazinolysis.
以三苯乙烯基苯酚聚氧乙烯醚和氨基磺酸为原料,合成了三苯乙烯基苯酚聚氧乙烯醚硫酸酯铵盐。
Ammonium tristyrylphenol polyoxyethylene ether sulfate was synthesized from tristyrylphenol polyoxyethylene ether and sulfamic acid using urea as catalyst.
对结构相似的苯酚、对羟基苯甲酸、对氨基苯甲酸等响应不灵敏,对结构差异较大的如维生素C等几乎无响应。
Structural analogs, such as phenol, p-hydroxybenzoic acid and p-aminobenzoic acid, only small responses electrode were observed. Moreover, structural unanalog vitamin C had almost no response.
以苯并恶唑酮为原料,经混酸硝化、加压水解两步反应合成了2-氨基-5-硝基苯酚,总收率达70%以上。
The other intermediate of dyes, 2-amino-5-nitrophenol, was prepared by nitration and hydrolyze starting from benzooxozolenone. The total yield is over 70% and the purity 98.8% by the analysis of HPLC.
以苯并恶唑酮为原料,经混酸硝化、加压水解两步反应合成了2-氨基-5-硝基苯酚,总收率达70%以上。
The other intermediate of dyes, 2-amino-5-nitrophenol, was prepared by nitration and hydrolyze starting from benzooxozolenone. The total yield is over 70% and the purity 98.8% by the analysis of HPLC.
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