1.
J Org Chem
; 76(19): 8076-81, 2011 Oct 07.
Article
in English
| MEDLINE
| ID: mdl-21838264
ABSTRACT
A tin-free tandem radical addition methodology onto 3-formylchromones is presented. This radical process yields functionalized chromone structures via two carbon-carbon bond-forming steps. These products contain up to three contiguous stereocenters with good to excellent dr's and yields.