An unusually stable pyridine-2-selenenyl chloride: structure and reactivityстатья
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Дата последнего поиска статьи во внешних источниках: 24 марта 2017 г.
Аннотация:According to an X-ray diffraction study, pyridine-2-selenenyl chloride (1) characterized by unusually high stability both in solutions and in the solid state adopts a dimeric structure formed by two secondary intermolecular SeN interactions. However, it slowly transforms into
zwitterionic T-shaped pyridinium-2-selenenyl dichloride (2) in a dichloromethane solution. Conformational features, electronic structures, and reactivities of 1 and 2 are discussed on the basis of experimental and theoretical (quantum chemical calculations) data.