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Acta Cryst. (2013). E69, o1225  [ doi:10.1107/S1600536813018072 ]

3-[(E)-(Benzyliminiumyl)methyl]-6,8-dichloro-2H-chromen-4-olate

Y. Ishikawa and Y. Motohashi

Abstract: In the title compound, C17H13Cl2NO2, the H atom of the -OH group is transferred to the N atom of the imine, forming a zwitterion. Thus, there is a intramolecular O...H-N, rather than O-H...N, hydrogen bond, which forms a six-membered ring.


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