Intramolecular C–C coupling of 2,6-disubstituted-1-bromoaryls for dihydrophenanthridines
作者:Vijay P. Singh、Puspendra Singh、Harkesh B. Singh、Ray J. Butcher
DOI:10.1016/j.tetlet.2012.06.087
日期:2012.8
imines with sodium borohydride under reflux condition leads to an intramolecular cyclization through C–Br and C–H coupling without any transition-metal catalyst, furnishing 5,6-dihydrophenanthridine and phenanthridine derivatives.