PUMMERER-LIKE REACTION OF SELENIUM(IV)-DICHLORIDES. SYNTHESIS OF α-CHLORO-α-PHENYLSELENENYLKETONES AND α,α-DICHLORO-α-PHENYLSELENENYLKETONES

Article abstract of DOI:10.1016/S0040-4039(00)99093-2

Selenium(IV)-dichlorides 1, readily available by treatment of methyl ketones with phenylselenium trichloride or selenium tetrachloride, were treated in methylene chloride with pyridine to give α-chloroselenides 2 in a Pummerer-like reaction.Sulfuryl chlor