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.