甲基萘

Our subordinate companies exclusively distribute chemical raw material awarded from province and ministry such as 10,000-30,000 unit amylase, protease, high grade different propyl alcohol, cymene naphthalene, glacial acetic acids, Adipic acid, emulsifier, Sodium hexametaphosphate, industry alcohol, etc.

下属分厂专业生产省优部优淀粉酶1-3万单位、蛋白酶、植酸酶、木聚糖酶、优质异丙醇、甲基萘、冰醋酸、α-乙酰乳酸脱羧酶、乳化剂、六偏磷酸钠、工业酒精等化工原料。

The vacuum distillation technology for production of technical methylnaphthalene was introduced.

本文介绍了采用减压蒸馏法生产工业甲基萘的两种工艺路线，可生产不同品级的产品，并详细介绍了有关操作参数和工艺要点，进行了经济效益的讨论。

The influence of the amount of catalyst, reaction temperature, molar ratio of β-methylnaphthalene and olefins, reaction time and the amount of solvent has also been studied in detail.

详细考察了三氯化铝催化剂用量、反应温度、芳烯物质的量比、反应时间及溶剂用量对β-甲基萘与长链烯烃烷基化的影响。

Therefore, in this paper, the process for preparing 2,6-DMN by methylation of methylnaphthalene over AlClx/HY and AlClx/HY-U zeolite catalysts is employed. The effects of reactions conductions on reaction results were studied.

为此，本文采用2-甲基萘烷基化的合成路线，考察了AlClx/HY型和AlClx/HY-U型分子筛的反应活性，以及反应条件的影响。

The distillation process is simulated by using Aspen Plus with the DSTWU fractionation module and the NRTL property method results showed that 99.9% methylnaphthalene and almost 100% tritoluene could be recovered.

利用Aspen Plus化工模拟软件的DSTWU精馏模块对产物进行模拟运算。结果表明：采用NRTL物性方法的模拟计算结果能够满足工艺要求，甲基萘回收率可达99.9%，溶剂回收率可达100%。

Mono /di hexyl methylnaphthalene could be obtained from β methylnaphthaleneand n bromohexane proceeding condensation catalyzed by anhydrous aluminium chloride.

裂解柴油、煤焦油洗油中富含甲基萘馏分。目前，我国对这些资源已进行了初步开发和利用，但其广度和深度还远远不够。

According to not complete count, in 2007 the total production of α-methyl naphthalene in our domestic market is 570 tons, and my company's output is 300 tons, about 50% of the total output of our country.

据不完全统计，2007年我们国内a—甲基萘的总产量为570吨，而我公司2007年的总产量为300吨左右，占全国总产量的50%左右。

B (1R,3S)-1-ethyl-3-bromocyclopentane,andan optically active stereoisomer of 1,3-diethylcyclohexane.

答：指出1-甲基萘的所有手性中心，它存在多少个立体异构体

A salt or ester of carbamic acid, especially one used as an insecticide.

甲氧基甲基萘乙酸是非固醇抗炎药的一种商标名。

Ethyloxymethylnaphththyridinecarboxylic acid ; condensation reaction ; cyclization reaction ; ethylation reaction ; hydrolysis reaction ; spectrum characteristic

乙基氧甲基萘啶羧酸；缩合反应；成环反应；乙基化反应；水解反应；光谱特征

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。