1: pyridine-2-carboxylic acid benzyl ester With palladium diacetate; 1,2-bis-(diphenylphosphino)ethane in toluene T=115°C; 0.166667 h; 2: [4-cyanophenyl]methanone With tert.-butylhydroperoxide in toluene 48 h; Reflux;

1: pyridine-2-carboxylic acid benzyl ester With palladium diacetate; 1,2-bis-(diphenylphosphino)ethane in toluene T=115°C; 0.166667 h; 2: 4-nitrobenzaldehdye With tert.-butylhydroperoxide in toluene 48 h; Reflux;

zinc diacetate in methanol; dichloromethane T=20°C; 4 h;