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- Isopropylidene5-(1cyanoalkyl) malonates were synthesized by Michael addition of cyanide to the derivatives of isopropylidene methylenemalonate. 摘要对5-位不饱和双键的氰化加成进行了研究,合成了一系列新的5-氰基甲基丙酸亚异丙酯的衍生物。
- And these catalysts were applied to catalyse asymmetric Michael addition of 2-nitropropane to chalcone and epoxidation of chalcone. 并用这些催化剂催化了2-硝基丙烷与查尔酮的不对称Michael加成和查尔酮的不对称环氧化反应。
- A lower generation dendritic compound was synthesized from ethylenediamine and iso-octyl acrylate by Michael addition in methanol without catalyst. 以乙二胺和丙烯酸异辛酯为原料,甲醇为溶剂,在无催化剂条件下,经迈克尔加成反应合成了低代的树枝状化合物。
- Also a facilescheme was designed for synthesis of 5-aralkylpyrrolizinones from pyrrole through acylation, reduction, Michael addition and Hoesch reaction. 设计了一条以吡咯为原料,经酰化、还原、Michael加成、Hoesch反应合成5-芳烷基吡里酮类化合物简捷可行的合成路线,成功地制得了目标化合物。
- 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。
- Mono-,di- or tri-substituted DHT intermediates were synthesized by the Michael addition of DHT orDADHT with methyl acrylate, then reacted with different alcohols or phenol to obtain carboxyethyl- 2,4-dioxohexahydro-1,3,5-triazine derivatives. 六氢-1,3,5-三嗪-2,4-二酮(DHT)和1,3-二乙酰基-六氢-1,3,5-三嗪-2,4-二酮分别与丙烯酸甲酯的迈克尔加成反应合成一、二或三取代六氢-1,3,5-三嗪-2,4-二酮中间体,再与不同的醇或酚反应合成了羧乙基-DHT衍生物。
- reversal of the Michael addition 反麦克尔加成反应
- Michael addition reaction catalyzed by solid base 用固体碱催化Michael加成反应的研究
- She has two cars and in addition a motorboat. 她有两辆轿车外加一艘汽艇。
- Michael rolled up half an hour earlier. 万克尔提前半小时到达。
- He knew Helen was going steady with Michael. 他早知道海伦与迈克尔的关系很稳定。
- The little girl is not very clever at addition. 这个小女孩不太善于做加法。
- THE SOLID PHASE MICHAEL ADDITION OF CHALCONES WITH NITROMETHANE 硝基甲烷和取代查耳酮的迈克尔固相加成反应
- Ann will be a very useful addition to our team. 安来到我们队给我们增加了一员干将。
- Michael now talks incessantly although not always coherently. 现在已会说话,虽然有时表达不清楚。
- In addition, we supply small parts for replacement. 此外,我们还提供备用小零件。
- Michael emerged from the bathroom swathed in a towel. 迈克尔从浴室里出来,裹着一条毛巾。
- I find that Michael has broken a window in your basement. 我发现Michael打碎了你地下室的窗玻璃。
- Addition and division are forms of computation. 加法和除法都是计算方法。