1.
J Org Chem
; 89(11): 7472-7477, 2024 Jun 07.
Artigo
em Inglês
| MEDLINE
| ID: mdl-38754406
RESUMO
A protocol for a tandem copper-catalyzed intermolecular decarboxylation cross-coupling cascade between o-bromobenzoic acids and proline or piperic acid has been disclosed. The developed protocol allows access to a variety of synthetically useful fused benzoxazinones scaffolds with high efficiency and good functional group compatibility. A mechanistically sequential approach for the decarboxylation and dehydration coupling process was presented.