samarium; iodine in tetrahydrofuran 20 h; Heating;

1: 1-n-butyrylbenzotriazole With lithium diisopropyl amide in tetrahydrofuran; hexane T=-78°C; 0.333333 h; 2: (E)-cinnamaldehyde in tetrahydrofuran; hexane 4.5 h; Further stages. Title compound not separated from byproducts.;