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- Abstract : A novel efficient procedure has been developed for the conjugate addition of amines to electron deficient alkenes. 摘要 ： 提供了一种新型高效的催化缺电子烯与胺类的共扼加成的反应体系。
- The results showed that the catalyst was very efficient for the conjugate addition of amines to electron deficient alkenes with excellent yields in several minutes. 在进一步的催化反应过程中发现，该催化剂对反应具有很高的催化活性，能催化该反应在短短数分钟内完成。
- The key step was a substrate controlled asymmetric heteroatom conjugated addition. 关键反应为底物控制的不对称杂原子共轭加成反应。
- Keywords corticosteroid;alkylation;conjugate addition;Rimexolone; 皮质激素;甲基化;共轭加成;瑞美松龙;
- She has two cars and in addition a motorboat. 她有两辆轿车外加一艘汽艇。
- The little girl is not very clever at addition. 这个小女孩不太善于做加法。
- 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。
- In addition, we supply small parts for replacement. 此外，我们还提供备用小零件。
- Keywords Chirality;Asymmetry;Epoxidation;Allylation;Benzoylhydrazones;Conjugate addition;Michael addition; 手性;不对称;环氧化;烯丙基化;酰腙;共轭加成;迈克尔加成;
- Addition and division are forms of computation. 加法和除法都是计算方法。
- Studies on NaOH-Catalyzed Conjugate Addition of Acetophenone with Chalcones under Solvent-Free Condition: Preparation of 1,5-Diketones 1,5-二芳基二酮衍生物的制备一无溶剂状态下苯乙酮与芳基烯酮的共轭加成反应研究
- The baby is a new addition to our family. 这个婴儿是我们家新增的人丁。
- The addition of fruit makes the cereal taste good. 加了水果使谷类食品变得可口。
- Please conjugate the English verb “speak”. 请将英语动词 “speak”的各种形式作有系统的排列。
- They eat a great deal of fruit in addition. 他们还吃大量的水果。
- In addition to French, he has to study Japanese. 除了法语外,他还得学日语。
- Can you conjugate 'get' in all its tenses? 你知道动词“得到”的所有时态变化吗?
- Can you conjugate 'to beat' in all its tenses? 你列得出动词'beat'的所有时态变化吗?
- Either of a pair of conjugate quantities. 一对结合体中的一个
- Such an outfit would be a useful addition to my wardrobe. 在我的服装中添置这一套会有用的。
