Abstract
RuCl3·3H2O-catalyzed stereoselective transfer semihydrogenation of diarylacetylenes with HCOOH as hydrogen source affording trans-stilbenes in good to high yields is developed.
Keywords: Diarylacetylenes, formic acid, hydrogen transfer, ruthenium trichloride hydrate, semihydrogenation, trans-stilbene, stereodivergence, stereoselectivity, chemoselectivity, cis-stilbene, Mass spectra , substituents, chemical shifts, stereoisomers