Organocatalytic Approach for C(sp3)-H Bond Arylation, Alkylation, and Amidation of Isochromans under Facile Conditions
Wataru Muramatsu* and Kimihiro Nakano
*Graduate School of Biomedical Sciences, Nagasaki University,
1-14 Bunkyo-machi, Nagasaki, Nagasaki 852-8521, Japan, Email: muramatunagasaki-u.ac.jp
W. Muramatsu, K. Nakano, Org. Lett., 2014, 16, 2042-2045.
DOI: 10.1021/ol5006399
see article for more reactions
Abstract
The use of [bis(trifluoroacetoxy)iodo]benzene as stoichiometric oxidant and 2,3-dichloro-5,6-dicyano-1,4-benzoquinone as organocatalyst enables a convenient oxidation of isochromans. A further reaction with grignard reagents or amides affords the corresponding isochroman derivatives.
see article for more examples
Key Words
Isochromans, PIFA, DDQ, Organocatalysis
ID: J54-Y2014