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Synthetic Communications
An International Journal for Rapid Communication of Synthetic Organic Chemistry
Volume 40, 2010 - Issue 8
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Original Articles

Efficient and Green Synthesis of 1,2-Disubstituted Benzimidazoles and Quinoxalines Using Br⊘nsted Acid Ionic Liquid, [(CH2)4SO3HMIM][HSO4], in Water at Room Temperature

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Pages 1216-1223 | Received 12 Apr 2009, Published online: 12 Mar 2010
 

Abstract

1,2-Disubstituted benzimidazoles and quinoxalines have been synthesized in the presence of Br⊘nsted acid ionic liquid, [(CH2)4SO3HMIM][HSO4], in water at ambient temperature.

ACKNOWLEDGMENT

We gratefully acknowledge partial financial support from Azzahra University Research Council.

Notes

a Products were characterized by comparison of their spectroscopic data (GC/mass, FT-IR) and melting points with those reported in the literature.

b Yields refer to isolated pure products.

a Products were characterized by comparison of their spectroscopic data (GC/mass, FT-IR) and melting points with those reported in the literature.

b Yields refer to isolated pure products.

a Yields refer to isolated pure products.

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