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3-Hydroxy­salicylaldehyde 2-thienoylhydrazone

✍ Scribed by Ali, Hapipah M. ;Puvaneswary, Subramaniam ;Basirun, Wan Jefri ;Ng, Seik Weng

Book ID
104483792
Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
196 KB
Volume
61
Category
Article
ISSN
1600-5368

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In the title molecule, C 14 H 10 BrN 3 OS, the indole moiety is twisted by 36.0 (2) with respect to the disordered thienyl group and the nitrogen-bound H atoms interact with the amide O atoms of symmetry-related molecules, resulting in an N-HÁ Á ÁO hydrogen-bonded layer structure.

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The molecule of the title compound, C~14~H~11~N~3~O~5~, is approximately planar, the dihedral angles between the two aromatic rings being 4.63 (7)°. O—H...N, N—H...O and O—H...O hydrogen bonds and π–π stacking interactions help to consolidate the crystal packing.