samarium diiodide; 2,4-dimethyl-3-pentanol; tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran T=40°C; 2 h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

1: H2O / NaAuCl4*2H2O / methanol / 2 h / Heating 2: SmI2; ethyl acrylate; MeOH View Scheme

samarium diiodide; 2,4-dimethyl-3-pentanol; tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran T=40°C; 2 h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

With  1,8-diazabicyclo[5.4.0]undec-7-ene in  water; acetonitrile T=60°C; 1 h;   

With  Li2CuCl4