4.5 Article

An efficient protocol for the synthesis of 2-amino-4,6-diphenylpyridine-3-carbonitrile using ionic liquid ethylammonium nitrate

Journal

MOLECULAR DIVERSITY
Volume 13, Issue 4, Pages 545-549

Publisher

SPRINGER
DOI: 10.1007/s11030-009-9132-1

Keywords

Ionic liquid; 2-amino-3-cyanopyridine; Chalcone; Malononitrile; 2-amino-4,6-diphenylpyridine-3-carbonitrile

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Chalcones on condensation with malononitrile and ammonium acetate in the presence of ionic liquid ethylammonium nitrate affords the corresponding 2-amino-4, 6-diphenylpyridine-3-carbonitrile in excellent yield. The ionic liquid is recycled and reused several times.

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