查询词典 intermediates

Base-catalysed hydrolysis is a typical course involving deprotonation leaving of Cl- and formation of the trigonal bipyramidal intermediate; edge displacement and ligand folding courses involve leaving of Cl- and formation of the square pyramidal intermediates.

典型的途径有经式异构体的碱催化水解，过程通过脱氢、脱氯以及三角双锥中间过渡态或中间体的形成来完成；另一途径为边沿取代及配体翻转历程，过程通过脱氯及四角锥的形成来完成。

Bromobenzene widely exists as one of the organic pollutant in waters.It is one of the organic intermediates in chemical synthetical processes and the representation of halogenated aromatics and organic solvent.Bromobenzene brings harmfulness to entironment and peoples health.

溴苯作为水体中常见的有机污染物之一在环境中广泛存在，它是许多化学合成的有机中间体，也是有机溶剂与卤代芳香族物质的代表，给环境和人体健康带来不容忽视的危害。

Tert - butylamine is an important organic intermediates with a broader range of uses in rubber for NS, medicine, pesticides, dyes and other areas.

叔丁胺是一种重要的有机中间体，在橡胶促进剂NS、医药、农药、染料等领域具有广泛的用途。

Succinic acid can also be used to produce 1,4-Butanediol,Tetrahydrofuran,γ-Butyrolactone,and other chemical intermediates.

琥珀酸作为TCA循环的中间产物之一，在生物的代谢中占有非常重要的地位，因此被广泛应用于合成化学药物的中间体。

The reaction of carbodiimide 14 with various neucleophiles was investigated. The selectivity of cyclization of the carbodiimide 14 with NH_3, RNH_2, R_2NH and NH_2NH_2 were studied, some of the gualidene-type intermediates were isolated and the possible mechanism was suggested.

探讨了碳二亚胺14与各种亲核试剂如NH_3、RNH_2、R_2NH以及水合肼的成环反应的选择性，并分离得到了部分胍中间体，提出了反应可能的机理，对反应的选择性进行了合理的解释。

The company has import and export autonomy, the company produced cinnamic series products: cinnamic acid, cinnamaldehyde, cinnamyl alcohol, vitamin E, vitamin B1 and the company operated chemical biology, pharmaceutical intermediates and other products sold throughout the country and exported to Europe, America and Southeast Asia more than 20 countries and regions, well received by customers.

公司拥有进出口自主权，公司生产的肉桂系列产品：肉桂酸、肉桂醛、肉桂醇、维生素E、维生素B1及公司经营的生物化工、医药中间体等产品畅销全国各地并出口到欧美及东南亚20多个国家和地区，深受客户好评。

Factory production workshop area of 12,000 square meters area: 5000 square meters, with plant extracts two production lines, cinnamic acid series production lines, pharmaceutical intermediates production line 1, and product analysis supporting system such as HPLC.

公司厂房面积 12000平方米生产车间面积：5000平方米，拥有植物提取物生产线 2条，肉桂酸系列生产线，医药中间体生产线1 条，及与生产产品配套的检测分析系统 HPLC 等。

Cinnamaldehyde, a member of α,β-unsaturated aldehydes, and its semi- hydrogenated products such as cinnamyl alcohol and hydrocinnamaldehyde are important fine chemicals and intermediates especially in perfume industry and medicine manufacture.

肉桂醛是α，β-不饱和醛分子中的一种，肉桂醛分子中C=C键及C=O键加氢生成半加氢产物加氢肉桂醛和肉桂醇更是医药、香料等的重要原料及中间体。

Additionally, the synthesisof the key intermediates, cinnamyl aryl ethers was made an investigation andstudy. This improved synthetic method for cinnamyl aryl ethers may be alsoapplied to many benzofuranoid neolignans precursors.

此外，对关键中间体桂皮基芳香醚的合成进行了较为深入的研究，改良的成醚法可适用于许多苯骈呋喃类新木脂素前体的合成。

Starting with two reactive methylene compounds, ethyl cyanoacetate and malononitrile, two 5-amino-1H-pyrazoles were prepared through the intermediates ketene dithioacetal.

从两个活泼亚甲基化合物开始，经过乙烯酮二硫代缩醛中间体，合成了两个5-氨基-1H-吡唑，以这个两个化合物为中间体，与芳香族和脂肪族α-溴代酮反应，而后经酸催化亚胺化互变异构后得到含咪唑并[1，2-b]吡唑甲硫醚类化合物6a-6g。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。