PREPARATION OF 2,5-DIACYLSELENOPHENES BY CONDENSATION 0F α,α'-DIKETOSELENIDES WITH GLYOXAL

Article abstract of DOI:10.3987/R-1987-04-0909

The reaction of selenium oxychloride with 2 equiv. of ketones affords α,α'-diketo selenide dichlorides (1) in excellent yields.Portionwise addition of 1 to a stirred two-phase mixture of an aqueous sodium dithionite solution and benzene gives α,α'-diketo