Intermolecular -CH3 center dot center dot center dot O2N-contacts in two polymorphic modifications of (1E)-N '-[(E)-2-cyano-1-(dimethylamino)-2-nitrovinyl]-N,N-dimethylethanimidamid eстатья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 18 июля 2013 г.
Аннотация:The title compound was synthesized and isolated in two crystal modifications. The structure of the orthorhombic modification was determined by the X-ray powder diffraction method and the structure of the monoclinic modification was determined using the X-ray single-crystal diffraction technique. The molecules in both polymorphs are E, E isomers. Intermolecular H3C...NO2 contacts and their role in the formation of the polymorphic modifications are analyzed.