Iron(III)-Catalyzed C-H Functionalization: ortho-Benzoyloxylation of N, N-Dialkylanilines and Its Application to 1,4-Benzoxazepines.

Autor: Chiranjeevi, Barreddi, Vinayak, Botla, Parsharamulu, Thupakula, PhaniBabu, Vemulapalli S., Jagadeesh, Bharatam, Sridhar, Balasubramanian, Chandrasekharam, Malapaka
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Zdroj: European Journal of Organic Chemistry; Dec2014, Vol. 2014 Issue 35, p7839-7849, 11p
Abstrakt: A C-O bond-formation reaction that proceeds through C-H functionalization of N, N-dialkylanilines at the ortho-position is presented. The iron-catalyzed selective ortho-benzoyloxylation follows a polar Friedel-Crafts-like mechanism and is sensitive to the nucleophilicity of the anilines. The benzoyloxylation of a variety of N, N-disubstituted anilines and N-phenyl heterocycles is carried out under extremely mild conditions. Furthermore, the methodology has been successfully employed for the generation of 1,4-benzoxazepines and o-aminophenols. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index
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