copper acetylacetonate; triphenylphosphine 1.) a) THF, hexane, from -78 deg C to 0 deg C, b) 0 deg C, 10 min, 2.) 0 deg C, 1 h; Yield given. Multistep reaction;

copper acetylacetonate; triphenylphosphine 1.) a) THF, hexane, from -78 deg C to 0 deg C, b) 0 deg C, 10 min, 2.) 0 deg C, 1 h; Yield given. Multistep reaction;