tetrakis(triphenylphosphine) palladium(0); potassium carbonate in tetrahydrofuran T=20 - 50°C; Suzuki-Miyaura reaction; 16 h; Inert atmosphere;

1: diethyl malonate With 1,8-diazabicyclo[5.4.0]undec-7-ene in dimethyl sulfoxide T=27°C; 0.166667 h; Inert atmosphere; 2: E-(β-trifluoromethyl)vinyl diphenylsulfonium trifluoromethanesulfonate in dimethyl sulfoxide T=27°C; Inert atmosphere;

1: diethyl malonate With sodium hydride in dimethyl sulfoxide; mineral oil T=27°C; 0.166667 h; Inert atmosphere; 2: E-(β-trifluoromethyl)vinyl diphenylsulfonium trifluoromethanesulfonate in dimethyl sulfoxide; mineral oil T=27°C; Inert atmosphere;

With  silver(l) oxide in  acetone T=27°C;