xylene n. 二甲苯 grade n. 1.【美】年级;同一年级学生 2.阶段;期 3.等级;级别 4.军衔 5.(质量)标准 6.同一级别的人(或物) 7.【美】成绩,评分等级,分数 8.【美】坡度;斜坡;水平面 hydroxy nitration 【化】 羟基化硝化; 羟基化硝化作用 meta xylene 间二甲苯 o xylene 【化】 邻二甲苯 ...
The very high yield of DNCIB (96%) is obtained inflow process with sixteenfold excess of nitric acid at 80掳C. Examined catalysts are also effective in nitration of naphthalene, ortho- and meta-xylene and benzonitrile (the conversions are higher than they are in the non-catalyzed reactions)...
3.The Process according to claim 1, wherein the the aromatic compound is monocyclic or polycyclic aromatic compounds including benzene, xylene, toluene, naphthalene, phenanthrene, phenols, biphenyls, anthracene or heteroaryls. 4.The Process according to claim 3, wherein said monocyclic or polycyclic...
Ag | 0.01 M AgClO44 in CH33CN) and of several reactive aromatics. The experimental anodic potentials showed that oxidation of naphthalene (1.34 V), anisole (1.4 V), mesitylene (1.62 V), and o-xylene (1.68 V) by NO+22+ is thermodynamically favored for all the aromatics more reactive ...