In heterogeneous catalysis, the catalyst is in a different phase from the reactants. Application In Synthesis of Pd2(DBA)3, At least one of the reactants interacts with the solid surface in a physical process called adsorption in such a way. 52409-22-0, name is Pd2(DBA)3. In an article£¬Which mentioned a new discovery about 52409-22-0
Comprehension of the alpha-arylation of nitroalkanes
Background: alpha-Aryl substituted nitroalkanes are important synthetic intermediates for the preparation of pharmaceutical molecules, natural products, and functional materials. Due to their scare existence in Nature, synthesis of these compounds has attracted the attention of synthetic and medicinal chemists, rendering alpha-arylation of nitroalkanes of an important research topic. This article summarizes the important advances of alpha-arylation of nitroalkanes since 1963. Results: After a brief introduction of the synthetic application and the reactions of nitroalkanes, this article reviewed the synthetic methods for the alpha-arylated aliphatic nitro compound. The amount of research on alpha-arylation of nitroalkanes using various arylation reagents and the discovery of elegant synthetic approaches towards such skeleton have been discussed. This review described these advances in two sections. One is the arylation of non-activated nitroalkanes, with an emphasis on the application of diverse arylation reagents; the other focuses on the arylation of activated nitroalkanes, including dinitroalkanes, trinitroalkanes, alpha-nitrosulfones, alpha-nitroesters, alpha-nitrotoluenes, and alpha-nitroketones. The synthetic application of these methods has also been presented in some cases. Conclusion: In this review, we described the progress of alpha-arylation of nitroalkanes. Although the immense amount of research on alpha-arylation of aliphatic nitro compounds has been achieved, many potential issues still need to be addressed, especially the asymmetric transformation and its wide application in organic synthesis.
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Reference£º
Chapter 1 An introduction to palladium catalysis,
Palladium/carbon catalyst regeneration and mechanical application method