A novel formation of thiocarbonyl compounds from phosphorus ylides with cyclic polysulfide as the sulfuration reagent

Article abstract of DOI:10.1055/s-1991-26574

The reaction of cyclic polysulfides, such as 5H-1,2,3,4-benzotetrathiepin and 6H-1,2,3,4,5-benzopentathiocin as the sulfuration reagent with relatively stable phosphorus ylides affords efficiently thiocarbonyl compounds such as thioaldehydes and thioketon