4'-methoxyisobutyrophenone; trimethylaluminum; tri-n-butyl-tin hydride 1.) toluene, from -78 deg C to -40 deg C, 10 min, 2.) toluene; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

Beim Abbau;

in acetic acid

4'-methoxyisobutyrophenone; trimethylaluminum; tri-n-butyl-tin hydride 1.) toluene, from -78 deg C to -40 deg C, 10 min, 2.) toluene; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;