1: 4-hydroxy-3-nitrobenzenediazonium tetrafluoroborate With palladium diacetate in methanol Suzuki-Miyaura reaction; 0.166667 h; Inert atmosphere; 2: PhBF3(-)K(+) in methanol T=20°C; Suzuki-Miyaura reaction; 12 h; Inert atmosphere;