This will allow a maximum yield of the reaction intermediate which is the desired product.
这样可以得到最高产率的反应中间物,即目的产物。
The enamine is a type of important reaction intermediate, it has an extensive application in organically synthesize.
烯胺是一类重要的反应中间体,其在有机合成中有着广泛的应用。
The subjects with PTSD had much faster reaction times to those intermediate cues, implying that overgeneralization may be a marker for PTSD.
PTSD研究对象对那些中度信号反应更快,这意味着过度概括或许是PTSD患者的一大区分标志。
Silicone polyesters resins are the reaction product of organo-siloxane intermediates and a suitable polyester resin intermediate (typically characterized by the absence of drying oils).
硅改性聚酯树脂是有机硅氧烷和相应的聚酯树脂中间产物反应而得到的产品。
Silicone acrylic resins can be either the reaction product of a silicone intermediate with acrylic monomers, or a cold blend of silicone resin and acrylic polymers.
硅丙烯酸树脂是由硅树脂和丙烯酸单体反应而得到的产品,或是硅树脂和丙烯酸类聚合物的共混物。
As an important intermediate of chemical reaction, alcohol, especially secondary alcohol, plays an important in industrial production, medicine synthesis and daily living.
醇类化合物尤其是仲醇类化合物是重要的反应中间体,在工业生产、药物生产以及日常生活中都有重要用途。
It can be use as an environment-friendly intermediate and starting material for organic synthesis substituting the poisonous phosgene and dimethyl sulfate in carbonylation and methylation reaction.
它可以代替剧毒的光气和硫酸二甲酯作为环境友好的有机合成中间体和起始物质,应用与羰基化和甲基化反应中。
One is conducted amidst formed cyclic cation intermediate and the reaction thus carried out is known as anti- form addition.
一种是通过生成环状正离子中间体进行的,通过这样的历程进行的加成反应是反式加成。
The characteristics of the coke produced of the heavy resin thermal reaction is that high aromaticity products form intermediate products and then condense to coke in low molecular weight products.
减压渣油重胶质的热反应生焦特点是:初次反应的较低分子质量的产物中,高芳碳率的产物结合形成中间体产物,然后进一步缩合成焦炭。
Sulfuric acid and acetic anhydride were used as a cyclizing agent to prepare Ofloxacin intermediate. The reaction could be carried out under moderate conditions and facilitate industrial produce.
用硫酸乙酐混合物作环合剂,制备了氟嗪酸中间体.该方法具有反应条件温和、价格便宜、后处理简单的优点,适用于工业化生产。
Three examples are cited for illustration of theoretical methods used by the present authors for calculating the intermediate, transition state and reaction path of organic reaction.
本文以三个例子,分别介绍了用量子化学方法求得有机反应的中间体、过渡态和反应途径的方法。
METHODS The reaction product and free radical intermediate in the reaction medium with or without antioxidants and other moderators was detected by spectrophotometry and electron spin resonance(ESR).
方法用分光光度法和电子自旋共振技术(ESR)检测加入或未加抗氧化剂等调节物的反应体系中反应产物及自由基中间产物的生成情况。
The calculated results show that the aza Wittig reaction is a two step reaction, having one four membered ring intermediate on its reaction surface.
计算结果表明该反应是一个二步反应,在反应途径上存在一个四元环中间体。
The more stable an activated intermediate is, the easier the formation is, and the more active the reaction is.
活性中间体越稳定,其越容易形成,反应活性就越大。
Whole effect of the reaction is that the substitution of chlorine for phenolic hydroxy on fluorescein. The reaction mechanism is certificated by the key intermediate found in the work.
反应的结果是氯取了荧光素的酚羟基,反应机理由本工作找到的关键中间体证实。
Propiophenone is a important intermediate in organic synthesis. It has been prepared in some methods. One of them is Friedel-Crafts reaction.
苯丙酮是一重要的有机合成中间体,已有多种方法合成,其中之一是付瑞德尔—克拉夫慈反应。
The second step, the digomeric glycol-intermediate product of Gemini. surfactant was prepared by opening ring reaction of glycide ether in the presence of potassium as catalyst.
第二步,在金属钾催化条件下,使第一步产物缩水甘油醚发生开环加成反应生成双子表面活性剂的中间体低聚二醇。
According to reaction mechanism, it determined the variables of the inputs, outputs and intermediate state quantities in the neural network model.
根据反应机理,确定网络模型的输入输出和中间状态量。
Proline is believed to catalyse the aldol reaction through a hydrogen-bonded intermediate.
人们普遍认为,脯氨酸通过形成单氢键相连接的中介物来催化醛醇缩合反应。
Diallylethoxylmethylsilane is an important silicone intermediate. It was prepared by reaction of methyltriethoxylsilane with allyl chloride grignard reagent.
甲基二烯丙基硅烷是一种重要的有机硅中间体,采用甲基三乙氧基硅烷和烯丙基氯通过格式反应制得。
The synthesization has short route and mild reaction condition; and the produced intermediate and final product has high yield and high purity.
该合成路线短,反应条件温和,所得中间体、最终产物的产率高、纯度高。
The concentration-time reaction for both final and intermediate products, and the effects of reaction parameters on degree of conversion and quantum yield are calculated.
给出终态产物和中间产物的时间演化以及各种参数对转变率及量子产率的影响。
Objective: To explore and evaluate the effective outcome, toxic reaction and nursing of the combined venous and celiac chemotherapy in the treatment of intermediate and late gastrointestinal cancer.
目的:探讨和评价静脉腹腔联合化疗中晚期胃肠道癌的疗效,毒性反应和护理。
The samples obtained at different intervals during reaction were characterized by XRD and IR. The cobalt-bearing ferrites were produced through the green-rust intermediate phase.
不同反应时间样品的IR和XRD谱图分析表明,富铁铁酸钴是通过中间体绿锈形成的。
Currently, the reaction progress monitoring focuses on amide acylation and deprotection reaction, while there is no method for the reaction progress of the intermediate-active esters.
目前,合成过程的中间监测方法主要集中在胺酰化及脱保护反应,而对于中间体一活化酯的反应进程没有监测方法。
The expected adduct 100 was not stable and appeared to undergo further reaction to the spiro intermediate 101.
由于所期待的加成物(100)不稳定,它经过进一步的反应,就产生螺环中间体。
The results showed that the desulfurization reaction took place at gas-solid interfaces, and that gaseous COS was found to be an intermediate product acting as sulfur-carrier.
结果表明脱硫反应是在气固相界面之间进行,气体COS是中间载硫体。
The results showed that the desulfurization reaction took place at gas-solid interfaces, and that gaseous COS was found to be an intermediate product acting as sulfur-carrier.
结果表明脱硫反应是在气固相界面之间进行,气体COS是中间载硫体。
应用推荐