R. Nagalakshmi, J. Suresh, S. Maharani
Jan 1, 2015
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Journal
Acta Crystallographica Section E: Crystallographic Communications
Abstract
In two cyclohepta[b]pyridine-3-carbonitrile derivatives, the cycloheptane ring adopts a half-chair conformation. In the crystals of both compounds, pairs of N—H⋯Nnitrile hydrogen bonds link the molecules, forming inversion dimers with (12) ring motifs.