共轭加成
- 网络Conjugate addition;conjugated addition
-
以易得的对映体纯的亚砜为手性辅基诱导的不对称共轭加成反应为关键反应,对映选择性地合成了倍半萜(S)和(R)-Cururphenol。
The key step in this synthesis is asymmetric conjugate addition using the readily available optically pure sulfoxide as chiral auxiliary ;
-
α,β-不饱和酮与金属有机试剂的不对称共轭加成反应的研究进展
Development of Asymmetric Conjugate Addition Reaction of α,β - unsaturated Ketones to Organometallic Reagents
-
新型P,N配体及其1,4-共轭加成反应
Synthesis of Novel P , N Ligands and Their Application in Enantioselective 1 , 4-Conjugate Addition
-
配体LA的光学纯度与1,4-共轭加成产物的ee值间呈现明显的正的非线性效应。
A clear positive nonlinear effect of the enantioselectivity of ligand LA on the product ee was observed in the enantioselective 1,4-conjugate addition .
-
α-氧代烯酮环二硫代缩酮化学(XXXI)&α-肉桂酰基乙烯酮缩1,3-丙二硫醇与Grignard试剂的共轭加成反应
The Chemistry of α - Oxo Ketene Cyclic Dithioacetals ( XXXI ) ── Studies on the conjugated addition of α - Cinnamoyl Ketene - 1 , 3-Propylene-dithioacetal with Grignard Reagents
-
铜(Ⅰ)配合物的不对称催化1,4-共轭加成反应
Enantioselective 1 , 4-Conjugate Addition Catalyzed by Cu (ⅰ) Complexes
-
关键反应为底物控制的不对称杂原子共轭加成反应。
The key step was a substrate controlled asymmetric heteroatom conjugated addition .
-
羟胺化合物与不饱和硝基化合物的共轭加成反应
Conjugate Addition Reaction of Hydroxylamines to Unsaturated Nitro-Compounds
-
Zn/AlCl3促进下二硫醚与α,β-不饱和化合物的共轭加成
Conjugation Addition of Disulfides to α,β - Unsaturated Compounds Promoted by Zn / AlCl_3
-
不对称催化1,4-共轭加成反应的研究
Study of Asymmetric Catalytic 1 , 4-Conjugate Additions
-
赤霉素A3甲酯-3-酮与低级醇在中性条件下的共轭加成和逆克莱森反应
Conjugate Addition and Retro-Claisen Reaction of Gibberellin A_3 Methyl Ester 3-Ketone with Alcohols under Neutral Conditions
-
(杂)芳基羟胺合成研究进展羟胺化合物与不饱和硝基化合物的共轭加成反应
The Advance on Syntheses of N - ( hetero ) aromatic Hydroxylamines Conjugate Addition Reaction of Hydroxylamines to Unsaturated Nitro-Compounds
-
该串联反应也同时实现了α,p-不饱酯在简单有机催化剂条件下的共轭加成反应。
This approach also realized the first conjugate addition of a ,β - unsaturated ester under mild conditions with simple organic catalysis .
-
发展了RuCl3催化的杂原子麦克尔加成反应的新方法。发现RuCl3能非常有效地催化脂肪胺、芳香胺、氨基甲酸酯、脂肪硫醇、芳香硫醇对缺电子烯烃的共轭加成反应。
RuCl_3 was found to be an efficient catalyst to hetero-Michael reaction of primary amine , secondary amine , aromatic amine , thiols , and carbamate .
-
综述了近来α,β不饱和酮与金属有机试剂的不对称共轭加成反应的研究进展。详细介绍了α,β不饱和酮与金属试剂反应的配体及影响反应的条件。
The recent advance of the asymmetric conjugate addition reaction of α,β - unsaturated ketones to some organometallic reagents were summarized , The ligands of α,β - unsaturated ketones to organometallic reagents and the conditions of influencing reactions were introduced detailedly .
-
对共轭烯烃加成特点的理论解释
A Theoretical Explanation About The Feature of Conjugated Olefines Addition
-
综合分析MC-DBPs的生成机制,不难发现MC主要经历Adda共轭二烯双键加成反应和部分初级产物的脱水反应。
With a comprehensive analysis of MC-DBP formation mechanism , it was not difficult to find MCs mainly subjected to the the addition reaction of Adda conjugated diene and dehydration reaction of some secondary products .