Multi-step reaction with 4 steps
1: tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride / dichloromethane / 2 h / Reflux; Inert atmosphere
2: hydrogenchloride / methanol / 18 h / 20 °C / Inert atmosphere
3: N-ethyl-N,N-diisopropylamine / dichloromethane; acetonitrile / 20 °C / Inert atmosphere
4: N,N,N',N'-tetramethyl-1,8-diaminonaphthalene; tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene / toluene / 24 h / Reflux
With
tricyclohexylphosphine[1,3-bis(2,4,6-trimethylphenyl)-4,5-dihydroimidazol-2-ylidine][benzylidene]ruthenium(II) dichloride; hydrogenchloride; tris-(dibenzylideneacetone)dipalladium(0); N,N,N',N'-tetramethyl-1,8-diaminonaphthalene; N-ethyl-N,N-diisopropylamine; 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene;
In
methanol; dichloromethane; toluene; acetonitrile;
4: |Heck Reaction;
DOI:10.1016/j.tet.2013.01.064