Reduction of P-Nitrotoluene in Soil by Fe~ 0 Fe~0还原土壤中对硝基甲苯的实验研究
Assembly of SDS intercalated hydrotalcite and the adsorption of p-nitrotoluene 插层水滑石的组装及对对硝基甲苯的吸附
Studies on the preparation of p-nitrobenzoic acid from p-nitrotoluene by air oxidation ⅰ. studies on optimum conditions for oxygen oxidation 空气液相氧化对硝基甲苯制备对硝基苯甲酸的研究Ⅰ.氧气氧化法的探索
Removal of trace p-nitrotoluene in potable water by O_3/ H_2O_2 advanced oxidation process O3/H2O2高级氧化工艺去除饮用水中微量对硝基甲苯研究
Study on the Reactions of Aromatic Nitro Compounds with Sodium Polysulfide(ⅴ) Study on Mechanism and Activation Energy of the Reaction of p-Nitrotoluene with Sodium Polysulfide 芳香族硝基化合物与多硫化钠反应的研究(Ⅴ)对硝基甲苯与多硫化钠反应活化能的计算和反应机理的讨论
The experimental results over the catalyst showed that o-nitrotoluene and p-nitrotoluene conversion of 98% and 91% were obtained, respectively. Alternative preparation of o-toluidine and p-toluidine in one plant was thus realized. 试验结果表明,在自制铜催化剂和适宜反应条件下,邻(对)硝基甲苯的转化率分别达98%和91%以上,实现了在同一生产装置上交替生产邻(对)甲苯胺。
P-Nitrobenzoic acid is prepared by oxidizing p-nitrotoluene with air in acetic acid using cobaltous acetate and sodium bromide as composite catalyst. 以乙酸作溶剂,乙酸钴-溴化钠为复合催化剂,对硝基甲苯空气氧化制备对硝基苯甲酸。考察了压力、催化剂用量、反应温度、母液套用对反应的影响。
A Mass Spectroscopic Investigation to Redox Mechanism of p-Nitrotoluene in Sodium Polysulfide Solution 对硝基甲苯在多硫化钠溶液中氧化还原机理的质谱研究
Technology Development of p-Nitrotoluene by Gas Phase Catalytic Hydrogenation 对硝基甲苯气相催化加氢的技术开发
P-Nitrotoluene was sulfonated by sulfur trioxide to produce p-nitrotoluene-2-sulfonic acid. The factors which influence the reaction were studied, the purity of the product is above 98%, and the yield is above 96%. 以对硝基甲苯为原料,经三氧化硫磺化合成了对硝基甲苯邻磺酸,研究了影响反应的因素,主产品含量可达98%以上,收率达96%。
The preliminary experiment showed that Ti4+// Ti3+ is catalytic active for the electrochemical reduction of p-nitrotoluene. 初步确认Ti~(4+)/Ti~(3+)电对对于对硝基甲苯在该体系中电化学还原具有一定的催化活性。
Improved synthesis of p-aminobenzaldehyde from p-nitrotoluene 由对硝基甲苯制备对氨基苯甲醛的工艺改进
Study on the catalyze oxidation of p-nitrotoluene in liquid-phase 对硝基甲苯的液相催化氧化研究
The the rates of degradation reached as high as 91% and 90% for p-nitrotoluene and m-dinitrobenzene, respectively. GC-MS检测结果表明,零价铁对对硝基甲苯和间二硝基苯的还原降解率最高分别达到91%和90%。
The results reveal that the catalysts can hydrogenate the p-nitrotoluene to p-toluidine under the mild conditions with no by-products, the selectivity of p-toluidine is up to 100%, and the reaction catalyst and reaction system could be separated easily after the reaction. 结果表明:该催化剂可以在温和条件下将对硝基甲苯加氢还原成对甲苯胺,未检测到副产物的产生,对甲苯胺选择性高达100%,且反应后催化剂与反应体系容易分离。
P-toluidine, which is used in medicine, pesticide, pigments and other fields, is obtained by catalytic reduction of p-nitrotoluene in different reaction systems. 对甲苯胺用于医药、农药、颜料等领域,是重要的有机合成中间体。该中间体主要是在不同的还原剂或催化剂的共同作用下催化还原对硝基甲苯制得。