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Access to Isoquinolin‐1(2 H )‐ones and Pyridones by Cobalt‐Catalyzed Oxidative Annulation of Amides with Allenes
Author(s) -
Boobalan Ramadoss,
Kuppusamy Ramajayam,
Santhoshkumar Rajagopal,
Gandeepan Parthasarathy,
Cheng ChienHong
Publication year - 2017
Publication title -
chemcatchem
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.497
H-Index - 106
eISSN - 1867-3899
pISSN - 1867-3880
DOI - 10.1002/cctc.201601190
Subject(s) - annulation , isomerization , chemistry , catalysis , cobalt , regioselectivity , oxidative phosphorylation , medicinal chemistry , combinatorial chemistry , reaction conditions , organic chemistry , biochemistry
A cobalt‐catalyzed oxidative annulation of amides with allenes to provide isoquinolin‐1(2 H )‐ones and pyridones was explored. The new catalytic reaction proceeded through aminoquinoline‐directed C−H activation followed by unusual regioselective insertion, annulation, and isomerization. A variety of functionalized amides and allenes were converted into the corresponding products under mild reaction conditions.