5,5′-Dimethoxy-2,2′-[(pentane-1,5-diyldioxy)bis(nitrilomethylidyne)]diphenol

5,5′-Dimethoxy-2,2′-[(pentane-1,5-diyldioxy)bis(nitrilomethylidyne)]diphenol

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The molecule of the title chorulon hcg compound, C21H26N2O6, which lies across a crystallographic inversion centre, crystallizes with two unique half-molecules in the symmetric unit and adopts a linear configuration and the imino group is coplanar with the aromatic ring, making a dihedral angle of 3.26 (3)°.Strong intramolecular O—H.N and weak intermolecular O—H.O and C—H.

O hydrogen bonds and weak intermolecular π–π new belial model stacking interactions [centroid–centroid distance = 4.419 (2) Å]establish an infinite three-dimensional supramolecular structure.