1: 2-phenyl-2-(trimethylsilyloxy)ethanenitrile With lithium diisopropyl amide in tetrahydrofuran; hexane T=-78°C; 0.5 h; Inert atmosphere; 2: 5-methyl-2-furancarboxaldehyde in tetrahydrofuran; hexane T=-78 - 20°C; Inert atmosphere;

in benzene T=20°C; 288 h;