Selective C5-H Bromination of 4-Amino-1,3-diarylimidazolium Salts

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Abstract

A method for the synthesis of 4-amino-5-bromo-1,3-diarylimidazolium salts is developed. The approach involves the selective bromination of 4-amino-1,3-diarylimidazolium salts using bromomalononitrile as a mild brominating agent. The subsequent functionalization of these products is demonstrated via reaction of the amino group with electrophilic reagents.

About the authors

K. E. Shepelenko

Skolkovo Institute of Science and Technology; Platov South-Russian State Polytechnical University

Email: kon1990@bk.ru
Moscow, Russia; Novocherkassk, Russia

M. A. Shevchenko

Skolkovo Institute of Science and Technology

Moscow, Russia

M. E. Minyaev

Zelinsky Institute of Organic Chemistry, Russian Academy of Sciences

Moscow, Russia

A. N. Yatsenko

Skolkovo Institute of Science and Technology; Platov South-Russian State Polytechnical University

Moscow, Russia; Novocherkassk, Russia

V. M. Chernyshev

Skolkovo Institute of Science and Technology; Platov South-Russian State Polytechnical University

Email: chern13@yandex.ru
Moscow, Russia; Novocherkassk, Russia

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