A direct access to bioactive fused N-heterocyclic acetic acid derivatives
作者:Raju Adepu、A. Rajitha、Dipali Ahuja、Atul Kumar Sharma、B. Ramudu、Ravikumar Kapavarapu、Kishore V. L. Parsa、Manojit Pal
DOI:10.1039/c3ob42535e
日期:——
A Cu-catalyzed new sequence involving the Ullmann type intermolecular C–C followed by an intramolecular C–N coupling and then intramolecular aza-Michael type addition (and oxidation) in a single pot afforded various fused N-heterocyclic acetic acid derivatives as inhibitors of PDE4.