One step synthesis of o methyl benzonitrile with o xylene as raw material and benzene carbonate as catalyst was carried out in liquid phase oxygenation.
以邻二甲苯为原料、苯甲酸盐为催化剂进行液相氧化,一步合成邻甲基苯甲腈。
Methyl 1 phenyl Propanone was synthesized with benzene and iso butyryl chloride by using anhydrous aluminium trichloride as catalyst.
由苯与异丁酰氯在无水三氯化铝作催化剂的条件下制备苯基异丙基酮。
Mainly used for the absorption agent of benzene etc. in coking gas; extract methyl naphthalene and acenaphthylene etc.
主要用于吸收焦炉煤气中的苯族烃以及提取甲基萘,苊等。
Then we tested the photosensitivity of POF whose core material was copolymer of azo-benzene and poly (methyl methacrylate) (PMMA) in experiment.
其次,对含偶氮苯和聚甲基丙烯酸甲酯共聚的纤芯材料的聚合物光纤光敏特性进行了实验测试。
In benzene or ethyl ace Tate solution rates increase linearly with methyl methacrylate concentration.
在苯或乙酸乙酯溶液中其衰减速度随甲基丙烯酸甲脂浓度呈直线地增大。
This article has studied the optimization of the right synthetic, reaction terms to methyl - a - benzene ethanol and improvement of products yield, have looked for a fast but effectual synthetic way.
本文对对甲基-a -苯乙醇的合成、反应条件的优化及产品收率的提高进行了较为系统的研究,寻找到一条快速而行之有效的合成途径。
Furthermore, benzylation of methyl-substituted benzene by activation of saturated hydrogen through the use of oxidation or free radical initiation has been developed.
此外,探索通过氧化或者自由基引发,对甲苯类化合物的饱和氢活化进行苄基化反应。
The possibility of preparing p-methyl styrene from p-ethyltoluene by dehydrogenation on iron oxide catalyst originally used for dehydrogenation of ethyl benzene was studied.
探讨了乙苯脱氢的氧化铁系催化剂用于对乙基甲苯脱氢制取对甲基乙烯的可能性。
Conclusion: the property of resin is good when the brine's concentration is 30%, the degree of crosslinking is 14%, methyl benzene as diluent is 0.1.
结论:盐溶液浓度约为30%,交联刺14%,致孔剂甲苯为单体的0.1倍时,所得树脂性能良好。
But neither separation recycling dry gas, or directly use the ethylene production of ethyl-benzene or dry gas methyl ethylbenzene, all is recycled in FCC dry gas effective method of ethylene.
但是无论是分离回收干气中的乙烯,还是直接利用干气生产乙苯或对甲基乙苯,都是回收利用催化裂化干气中乙烯的有效方法。
The main constituents of the waste gas include hydrogen sulfide, ammonia, dimethyl benzene, benzene, methyl benzene, phenol, hydrocarbon, methyl mercaptan, dimethyl sulfide and dimethyl disulfide.
废气主要组成为硫化氢、氨气、二甲苯、苯、甲苯、酚、烃类、甲硫醇、甲硫醚、二甲二硫等。
Then (iso) butyl gallate was prepared by esterification of alcohol and gallic acid in catalysis ofp methyl benzene sulfonic acid and the reaction temperature was risen in a gradient style.
对甲苯磺酸为催化剂,用梯度升温法,酸、醇直接酯化合成没食子酸正(异)丁酯。
Then (iso) butyl gallate was prepared by esterification of alcohol and gallic acid in catalysis ofp methyl benzene sulfonic acid and the reaction temperature was risen in a gradient style.
对甲苯磺酸为催化剂,用梯度升温法,酸、醇直接酯化合成没食子酸正(异)丁酯。
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