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"Metal-Free" Nanoassemblies of AIEE-ICT-Active Pyrazine Derivative: Efficient Photoredox System for the Synthesis of Benzimidazoles

Shruti Dadwal, Manoj Kumar and Vandana Bhalla*

*Department of Chemistry, UGC Centre of Advanced Study-II Guru Nanak Dev University, Amritsar 143005 Punjab, India, Email:

S. Dadwal, M. Kumar, V. Bhalla, J. Org. Chem., 2020, 85, 13906-13919.

DOI: 10.1021/acs.joc.0c01965

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Supramolecular nanoassemblies of an AIEE-ICT-active pyrazine derivative (TETPY) with strong absorption in the visible region catalyze the synthesis of a variety of a broad range of benzimidazoles, benzothiazoles and quinazolines in excellent yields under "metal-free" conditions in a mixed aqueous media.

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Key Words

benzimidazoles, benzothiazoles, photochemistry, organocatalysis, oxygen

ID: J42-Y2020