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- A lower generation dendrimer has been synthesized from hexanediamine and methyl acrylate by means of Michael addition reaction in the solvent of methanol. 以己二胺和丙烯酸甲酯为原料,甲醇为溶剂,采用迈克尔加成和酰胺化缩合反应合成了低代己二胺为核的树枝状大分子。
- A lower generation dendritic twelve ester has been synthesized from ethylenediamine and acrylic twelve ester by means of Michael addition reaction in the solvent of methanol . 以乙二胺和丙烯酸十二酯为原料,甲醇为溶剂,采用迈克尔加成反应合成了低代的树枝状十二酯。
- The addition reaction with hydrogen cyanide is base-catalysed. 与氰氢酸的加成是碱催化的。
- THE ASYMMETRIC MICHAEL ADDITION REACTION OF A NEW TYPE OF CHIRAL FURANONE 一类新型手性呋喃酮的不对称Michael加成反应
- Michael addition reaction catalyzed by solid base 用固体碱催化Michael加成反应的研究
- They may be modified by the addition reaction of other monomers, such as styrene or acrylic esters. 它们可以被加以其它单体而改性，如苯乙烯、丙烯酸酯。
- Markovnikov's rule is an important rule of product forecasting in alkene electrophilic addition reaction. 马氏规则是在烯烃的亲电加成反应中预测产物的重要经验规则,然而它通常的表述有一定的局限性。
- Because the reaction initiated by the attachment of an electrophile, the process is called an electrophilic addition reaction. 因为反应是由亲电试剂的附加而开始的,所以这个过程叫做亲电加成反应。
- To add or change the header or footer text, type additional text or edit the existing text in the Left section, Center section, or Right section box. 若要添加或更改页眉或页脚文本,请在“左”、“中”或“右”框中键入其他文本或编辑现有文本。
- Cyadox was synthesized from benzofurazan by three steps including Beirut reaction, Redox reaction and Addition reaction. 喹赛多的合成路线:以苯并呋咱一氧化物为起始原料,经过贝鲁特缩合、氧化还原反应、西佛碱反应三步反应合成目标产物。
- Polymer micro - ball (PMB) was introduced into water based lubrication as a new type additive based on the "roll ball" model. 根据边界润滑中的“滚珠”模型;将聚合物形微粒(PMB)作为新型的润滑添加剂引入到水基润滑中.
- Medicine intermediate N-ethylethylenediamine(NEED) was synthesized from acrylamide and ethylamine by addition reaction and Hofmann rearrangement. 以丙烯酰胺为起始原料,经乙胺加成后,再经Hofmann重排两步反应后合成了药物中间体N-乙基乙二胺(NEED)。
- Brief introduction is made to influence of additive on copper electrorefining, action mechanism of the additive and research on new type additives. 文章简要论述了添加剂对铜电解精炼过程的影响、作用机理及对新型添加剂的研究。
- The formal addition product, hydrolyzate and esterified product were obtained by addition reaction with 30% hydrogen bromide in acetic acid. 其 3 位乙烯基与溴化氢的加成则分别生成正常溴代产物和水解产物及其酯化产物 .
- The effect of several sulfureted fatty and phosphorous type additives on the biodegradation of refined rapeseed oil was investigated. 以精制菜子油为基础油,考察了几种硫化脂肪添加剂和磷系添加剂对其生物降解性能的影响。
- PA was first synthesized: Addition reaction of disproportionated rosin and EOwas performed in the condition of catalyst. 本论文先在催化剂作用下以歧化松香为起始原料与环氧乙烷(EO)发生加成反应合成松香聚氧乙烯醚(PA)。
- This paper reports the route of synthesis multisubstituted alkenes by addition reaction of alkyne zirconalkylation with zirconocene complexes. 本文报道了锆烯络合物对炔烃的烷基化加成,合成多取代烯烃,产率较高。
- It were introduced that some Addition reaction of carbonyl compounds with allylic metallorganic compounds,and it were discussed by reaction mechanism. 介绍了某些烯丙型金属有机化合物与羰基化合物的加成反应;并通过反应历程予以说明.
- This paper points out addition reaction mechanism and addition fashion and important apllicationof the addition product for silicen hydrogenate. 本文指出硅氢反应加成的反应机理,加成方式及产物的重要用途。
- Because the reaction is initiated by the attachment of an electrophile, the process is called an electrophilic addition reaction . 因为反应是由亲电试剂的附加而开始的，所以这个过程叫做亲电加成反应。
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海词词典，十七年品牌
