Formation of 2-phenylselenenylenones and 2-haloenones from enones. Mechanistic and synthetic aspects, X-ray crystal structures of intermediates

Article abstract of DOI:10.1016/0022-328X(90)80171-U

The structure of trans-3-chloro-2-phenylselenenylcyclohexanone (1) was determined by X-ray diffraction.Although this and similar compounds were readily dehydrohalogenated to give vinylic selenides, they were ruled out as intermediates in the synthesis of