Lewis Acid Catalysis of the Diels–Alder Reaction Using Niobium and Tantalum Chlorides in the Presence of Coordinating Ligands

Molecules

Joshua Howarth¹ 

[1]School of Chemical Sciences, Dublin City University, Glasnevin, Dublin 9, Ireland

关键词: niobium;    tantalum;    bis-oxazoline;    pybox;   

DOI  :  10.3390/50800993

来源: mdpi

【 摘 要 】

The Jacobsen and pybox type ligands effect chiral induction in the presence of niobium(V) chloride and tantalum(V) chloride in the Lewis acid catalysed Diels–Alder reaction.

【 授权许可】

CC BY   
This is an open access article distributed under the Creative Commons Attribution License (CC BY) which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.