- One-pot synthesis of 2-phenylimidazo[1,2-α]pyridines from acetophenone, [Bmim]Br(3) and 2-aminopyridine under solvent-free conditions.
One-pot synthesis of 2-phenylimidazo[1,2-α]pyridines from acetophenone, [Bmim]Br(3) and 2-aminopyridine under solvent-free conditions.
Molecules (Basel, Switzerland) (2012-11-13)
Zhang-Gao Le, Zong-Bo Xie, Jian-Ping Xu
PMID23143149
RESUMO
One-pot synthesis of 2-phenylimidazo[1,2-α]pyridines from acetophenone, [Bmim]Br(3) and 2-aminopyridine under solvent-free conditions in the presence of Na(2)CO(3), gave the corresponding 2-phenylimidazo[1,2-α]pyridines in excellent yields ranging from 72% to 89%.
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Sigma-Aldrich
Carbonato de sódio, ACS reagent (primary standard), anhydrous, 99.95-100.05% dry basis
Sigma-Aldrich
Carbonato de sódio, puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, E500, anhydrous, 99.5-100.5% (calc. to the dried substance)
Sigma-Aldrich
Sodium carbonate monohydrate, puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, E500, 99.5-100.5% (ex dried subst.)
Sigma-Aldrich
Carbonato de sódio, anhydrous, powder or granules, free-flowing, Redi-Dri™, ACS reagent, ≥99.5%
Sigma-Aldrich
Carbonato de sódio, anhydrous, free-flowing, Redi-Dri™, ACS reagent (primary standard), 99.95-100.05% dry basis
Supelco
Sodium carbonate concentrate, Na2CO3 72 mM in water, IC eluent concentrate (20x) for Metrosep A Supp 7