2-Methoxy-3-[(3,4,5-trimethoxyanilino)methylidene]-3,4-dihydro-2H-1-benzopyran-4-one

The title molecule, C20H21NO6, adopts a keto–amine tautomeric form. An intramolecular N—H...O hydrogen bond, classified as a resonanse-assisted hydrogen bond, influences the molecular conformation; the two benzene rings form a dihedral angle of 24.6 (1)&...

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Bibliographic Details
Main Authors: Magdalena Małecka, Michał Ciołkowski, Elżbieta Budzisz
Format: Article
Language:English
Published: International Union of Crystallography 2010-01-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S1600536809054889