The First Examples of Planar Chiral Organic Benzimidazole Derivatives
作者:Gareth Rowlands、Peter Hitchcock、Andrew Hodgson
DOI:10.1055/s-2006-950432
日期:2006.9
The synthesis of a number of novel planar chiral benzimidazoles from [2.2]paracyclophane is reported. The key steps include a Buchwald-Hartwig amination of a sterically demanding triflate and the functionalisation of the C-2 bromide.