N-(3,4-Dichlorophenyl)maleamic acid

The asymmetric unit of the title compound, C10H7Cl2NO3, contains two unique molecules, both being stabilized by an intramolecular O—H...O hydrogen bond within their maleamic units. In the crystal structure, intermolecular N—H...O hydrogen bonds link the molecules into cha...

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Bibliographic Details
Main Authors: B. Thimme Gowda, Miroslav Tokarčík, K. Shakuntala, Jozef Kožíšek, Hartmut Fuess
Format: Article
Language:English
Published: International Union of Crystallography 2010-07-01
Series:Acta Crystallographica Section E
Online Access:http://scripts.iucr.org/cgi-bin/paper?S160053681002129X
Description
Summary:The asymmetric unit of the title compound, C10H7Cl2NO3, contains two unique molecules, both being stabilized by an intramolecular O—H...O hydrogen bond within their maleamic units. In the crystal structure, intermolecular N—H...O hydrogen bonds link the molecules into chains extending along [1overline{1}overline{1}] which are further assembled into sheets via short intermolecular C—Cl...O=C contacts [3.102 (2) and 3.044 (2) Å].
ISSN:1600-5368