用三氯化铝作催化剂，对甲苯胺与丙烯腈反应合成N -氰乙基对甲苯胺。
Using AlCl3as catalyst, N-cyanoethyl-p-methyl aniline was synthesized from p-methyl aniline and acrylonitrile.
阴极碱性液溶解4B酸粗品，活性炭吸附除去从粗品中溶出的对甲苯胺等杂质，中间区的酸性液使4B酸精品析出。
The p-methylaniline and other impurity in the crude product are adsorbed by active carbon and the purified 4B acid is precipitated out by acidic solution from middle compartment.
对骨片上形成的骨吸收陷窝进行甲苯胺蓝染色观察，并用计算机图像分析软件评估吸收面积的大小。
The bone resorption pits on bone slices were stained by toluidine blue and the resorption areas analyzed by computer image analysis software.
介绍了所制备的高活性铜催化剂用于气相催化加氢还原制备邻(对)甲苯胺的研究。
A highly active copper catalyst for synthesis of o - (p -) toluidine via vapor-phase catalytic hydrogenation was prepared.
从邻甲苯胺合成N-邻甲苯基硫脲，对如何提高产物质量，采取了一些有效的措施，获得了最优工艺条件。
In the synthesis of N-(o-tolyl)-thiourea from o-toluidine, some effective measures were taken so that the quality of the product was improved and the reaction conditions were optimized.
以混胺样品为研究对象，研究环境温、湿度对混胺中二甲苯胺等成分含量近红外定量分析模型的预测能力的影响。
The influence of ambient temperature and humidity on a NIR spectroscopy analysis model was researched for xylidine content in mixed amine.
由邻甲苯胺和甲醛水溶液反应合成得到了高纯度的3，3 -二甲基-4，4 -二氨基二苯甲烷（MDT），并对其性能进行了表征。
The polyimide monomer of 3,3 -dimethyl-4,4 -diaminodiphenylmethane(MDT)was synthesized through the reaction between O-methyl aniline and aqueous formaldehyde solution.
由邻甲苯胺和甲醛水溶液反应合成得到了高纯度的3，3 -二甲基-4，4 -二氨基二苯甲烷（MDT），并对其性能进行了表征。
The polyimide monomer of 3,3 -dimethyl-4,4 -diaminodiphenylmethane(MDT)was synthesized through the reaction between O-methyl aniline and aqueous formaldehyde solution.
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