cycloaddition

cycloaddition 基本解释

n.  环加成，环化作用

化学

cycloaddition 词组短语

• anionic cycloaddition
• hetero-cycloaddition

cycloaddition 双语例句

1. 1、 Ab initio studies on the mechanism of the cycloaddition reaction between isocyanic acid and formaldehyde catalytic effect
   异氰酸与甲醛环加成反应机理的从头算研究-催化效应
2. 2、 Study on the [ 2+ 2] cycloaddition of Pyrazol-chalcones
   含吡唑基查尔酮的[2+2]环加成反应研究
3. 3、 This paper focuses on the cycloaddition reactions on solid phase supports and their applications in organic synthesis and mechanism research.
   本文介绍了在固相载体上进行的环加成反应，及其在有机合成及反应机理研究中的应用。
4. 4、 In this thesis, we have focused on the synthesis of highly substituted furan by the cycloaddition reaction of conjugated enynones with nitrones.
   本论文是关于共轭烯炔酮与硝酮化合物反应生成多取代的呋喃化合物的研究，主要从三个方面进行了研究。
5. 5、 Study on 1,3-Dipolar cycloaddition of C_ ( 60) with N-Carboxymethyl Dehydroabietylamine
   C（60）与N-羧甲基脱氢枞胺的1,3-偶极环加成反应研究
6. 6、 Ab initio studies on the reaction mechanism of [ 2+ 2] cycloaddition of ketene with ethylene and acetylene
   烯酮与乙烯或乙炔的[2+2]环加成反应机理的从头计算研究
7. 7、 Cinchona-Derived Quaternary Ammonium Salts-Improved Asymmetric cycloaddition of CO_2 to Epoxides
   金鸡纳碱季铵盐促进的CO2与环氧化合物的不对称环加成反应
8. 8、 The Application of Isocyanides in the 1, 3-Dipolar cycloaddition Reactions
   异氰在1，3-偶极环加成反应中的应用
9. 9、 In this paper, the catalysts and reaction conditions of the cycloaddition of carbon dioxide and propylene oxide are studied.
   研究了碳酸丙烯酯和甲醇经酯交换制备碳酸二甲酯的催化剂及反应工艺条件。
10. 10、 Coupling Reaction of β-Dicarbonyl Compounds Synthesis of Bis-thiazolidinone Derivatives by 1,3-Dipolar cycloaddition
    几种β-二酮类化合物的氧化偶联反应1,3-偶极环加成合成双-噻唑啉酮衍生物
11. 11、 Application of Photo-[ 2+ 2] cycloaddition in Organic Synthesis
    光诱导[2+2]环加成在有机合成中的应用
12. 12、 Studies on Synthesis of Fluorine-containing Heterocycles via cycloaddition Reaction Strategy
    用环加成反应合成含氟杂环化合物的研究
13. 13、 The synthesis of polysubstituted aromatic compounds by using tandem cycloaddition aromatization reaction was reported.
    本文报道用环加成－芳构化串连反应制备多取代芳香族化合物的方法。
14. 14、 Theoretical Study on the Regioselectivity of Nitrile Oxide 1,3-Dipolar cycloaddition to Propyne
    氧化腈与丙炔1,3-偶极环加成反应中区域选择性的理论研究
15. 15、 Studies on the [ 4+ 2] cycloaddition Reaction of α,β-Unsaturated Thiocarbonyl System
    α，β-不饱和硫酮体系[4+2]环加成反应的研究
16. 16、 The article studied the chiral ligands of chiral metal catalysts in 1,3-dipolar cycloaddition reaction. We design a series of chiral ligands in which the chiral α-amino acid is chiral source.
    本论文研究了1,3-偶极环加成反应的手性金属催化剂的手性配体，设计了一系列以手性α-氨基酸为手性源的手性配体。
17. 17、 It was very efficient with perfect enantioselectivity when used in asymmetric 1, 3-dipolar cycloaddition and asymmetric Aldol reactions.
    本论文主要合成了手性恶唑硼烷酮催化剂，它对1-3偶极环加成和不对称Aldol反应具有良好的催化效果。
18. 18、 The research advances of the chiral ligands metal complexes catalysts used in asymmetric 1,3-dipolar cycloaddition reactions were reviewed in this paper.
    综述了手性配体金属络合物催化剂催化1,3-偶极环加成反应的研究进展。
19. 19、 In this paper, the recent progress of organic reactions in aqueous media, such as condensation reaction, nucleophilic substitution reaction, cycloaddition reactions, Barbier-type and multi-component reaction, and their applications are reviewed.
    本文综述了近年来对水介质中的有机反应的研究成果，包括缩合反应、亲核加成反应、环加成反应、Barbier反应和多组分反应等，及其在有机合成中的应用研究进展。
20. 20、 Theoretical Study on the cycloaddition of-CN Substituted Propadiene with Ethylene
    氰基丙二烯与乙烯环加成机理的理论研究
21. 21、 The perturbation molecular orbital theory and the reactivity and regioselectivity of 1, 3-dipolar cycloaddition
    微扰分子轨道理论与1,3-偶极环加成反应的反应性和区域选择性
22. 22、 The Study on 1, 3-Dipolar cycloaddition Reactions
    1，3-偶极子环加成反应的研究
23. 23、 So 1,3-dipolar cycloaddition reactions catalyzed by chiral metal catalysts become one of study hotspots in organic synthesis today.
    因此，手性金属催化剂催化的1,3-偶极环加成反应成为当今有机合成的研究热点之一。
24. 24、 A Theoretical Study on the 1,3-Dipolar cycloaddition of Nitrones with Mono Substituted Alkenes
    硝酮与单取代烯的1，3-偶极环加成反应的理论研究
25. 25、 The focus was placed on decomposition reaction, reduction reaction, cycloaddition reaction of sulfonyl azide, and reactions of sulfonyl azide with nucleophiles.
    重点介绍了磺酰叠氮的分解反应、还原反应、环加成反应，以及磺酰叠氮与一些亲核试剂的反应。
26. 26、 Then we developed the [ 3+ 2] cycloaddition of imines and oxiranes with two Electron-withdrawing groups.
    于是我们成功的发展了亚胺和具有两个吸电子基团的环氧化合物的[3+2]环加成反应。
27. 27、 This thesis was mainly focused on the photoinduced electron transfer catalyzed cycloaddition reaction of aryl-substituted epoxides with olefins.
    本论文主要介绍了环氧化合物和烯烃的光诱导电子转移环加成反应的研究。
28. 28、 Selectivity for Diels-Alder cycloaddition reaction of the electron-rich diene with single-walled carbon nanotubes was first investigated.
    我们首次研究了富电子二烯1-氨基蒽与单壁碳纳米管的Diels-Alder环加成反应的选择性。