改进的新工艺反应步骤缩短。
该工艺具有原料易得、反应步骤少等特点。
This process offers the advantages of ready availability of reactants and few reaction steps.
反应步骤包括烷基化反应、磺化反应、中和反应。
Reaction course include alkyl reaction, sulfonic reaction and neutralization reaction.
该工艺路线缩短了反应步骤，总收率达51.6%，适合工业化生产。
The improved synthesis reduced the process steps, the overall yield was 51.6%. This synthetic route is suitable for industrial manufacture.
本方法简化了反应步骤，减少了对环境的污染，并增加反应的安全性。
The method simplifies reaction steps, reduces the pollution to the environment, and improves the safety of the reaction.
本发明采用一步反应可制得产物，缩短反应步骤，有利于工业化生产。
The invention adopts one-step reaction to achieve the desired product, and as a result, the reaction process is shortened, and such method is favorable to industrial production.
该法具有反应步骤少、时间短、产率高的特点，是适用于生产的合成路线。
It is an effective route for production with fewer steps, shorter time and better yields.
任意基团在反应步骤完成后可以很容易地除去的基团都适合做羟基保护基团。
Suitable hydroxy-protecting groups are ether-forming groups that can be removed easily after completion of all other reaction steps.
着重介绍了各产品的反应步骤和工艺流程，分析了它们之间的共同特点与差异。
The chemical reaction and processing scheme for the 4 products are discussed with the emphasis on their similarity and difference in process arrangement.
光合作用是地球上最重要的化学反应，由种类繁多、性质各异的反应步骤联系起来。
Photosynthesis is the most important chemical reaction on the earth, by which plants convert CO2, water and other inorganic materials to organic compounds and oxygen.
电化学反应的特点是低电流密度为电化学反应步骤所控制，而高电流密度为混合过程所控制。
The electrochemical reaction is characteristic of a low current density controlled by the stage of reaction, or of a high current density controlled by the mixed process.
一种博舒替尼的制备工艺，简化反应步骤，优化反应条件，提高产率，为工业化生产铺平道路。
The invention discloses a process for preparing bosutinib, which simplifies reaction steps, optimizes reaction conditions, improves yield and paves the way for industrial production.
本发明方法与传统合成相比，原料来源方便，反应步骤简短，糖苷化反应的催化剂廉价易得，使制备成本明显下降。
Compared with traditional synthesis process, the present invention has the advantages of wide material source, less reaction steps and low preparation cost.
结论：本方法反应条件温和，缩短了反应步骤，降低了生产成本，并且提高了产率，总收率约为40%(以化合物6计)。
Conclusion: This synthetic method can shorten reaction steps, reduce production costs and improve yield to about 40% (based on compound 6) in a mild reaction condition.
在这种情况下，这一连串的步骤被称为信号级联放大，通常由一个微小的刺激所引发，由大量反应而告终。
In such cases the chain of steps is referred to as a "signaling cascade" and often results in a small stimulus eliciting a large response.
联邦机构没能有效应对卡特里娜，甚至没能按照既定步骤作出紧急反应。
The federal bureaucracy did not mobilize for Katrina - or even follow its own procedures for emergency response.
此技巧鲜明反应了XML数据提供程序响应中的任何更新；所需的唯一步骤就是上传一个新的XSLT文件，而不需要任何代码更新。
This technique is sufficiently dynamic to reflect to any updates in the XML data provider response; the only required step is uploading a new XSLT file without any code update.
“美国黑人也反应出对治疗的不配合，他们怀疑药物治疗的效果，并且很少参与疗程步骤的决定”，埃利姆说。
African Americans also report spotty treatment compliance, a skeptical attitude toward medication efficacy, and a low sense of participation in the medical decision-making process, she added.
按照以下步骤改变你对你周边的反应。
现在还不清楚系统是否对步骤(1)和(n)中刺激源作出了反应，或者系统是否对步骤(1)或者步骤(n)分别作出。
Then it is unclear whether the system reacts to the stimuli in steps (1) and (n) in one reaction, or whether the system instead reacts to steps (1) and (n) separately.
改进如你们所知，是一个很重要的步骤,对于轻水反应堆,70的矿物药是4到5%的燃料,然后用于热轻水反应堆。
Enrichment as you know is an important step for light water reactors. We have to take 0.7% uranium two thirty five ore and enrich it to 4 or 5% for fuel to be used in thermal light water reactors.
它主要通过让工作流步骤发出事件给引擎，从而使引擎可以处理这个事件或对该事件做出反应。
Mainly by causing a workflow step to emit some event to the engine so it can process it and react to it.
这个步骤包括这个地方无形的一些特点—不是通过若干硬件分析就可以反应出来—但是他们是最重要需要考虑的。
This category includes intangible qualities of place — not easily reflected in numbers or hard analysis — but they are among the most important thing to consider.
那么，第一个是决定反应速率的步骤，A到。
B So, the rate determining step is the first one, a goes to B.
该制备酰胺的方法具有原料易得、反应条件温和及操作步骤简捷等优点。
The advantages of the method are mild reaction conditions, simplified operational procedure and the raw materials easy to get.
摘要呱嗪缩合反应是环丙沙星生产工艺中的关键步骤。
Condensation reaction of piperazine is a very important step in the process of synthesis of ciprofloxacin.
PEPCK催化草酰乙酸成为磷酸烯醇丙酮酸的反应，这是代谢过程中的限速步骤(2)。
PEPCK catalyzes the reaction whereby oxaloacetate becomes phosphoenolpyruvate, a rate limiting step in the metabolic process (2).
本文为寻求合成某种物质的化学反应途径及步骤，设计出化学合成专家系统ESCS。
An expert system for chemical synthesis -ESCS was developed, in order to find synthesis paths and steps of one substance.
前置转化步骤还原反应前，沉积金属离子在阴极表面附近或表面上发生转化。
Lead into reduction reaction steps before, deposition of metal ions in the cathode near the surface or on the surface transformed.
前置转化步骤还原反应前，沉积金属离子在阴极表面附近或表面上发生转化。
Lead into reduction reaction steps before, deposition of metal ions in the cathode near the surface or on the surface transformed.
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