1: With AlCl3, aluminium chloride; boron trichloride in tetrahydrofuran Cooling with iceReflux; 2: With hydrogenchloride; water in tetrahydrofuran T=0 - 80°C; 1 h;
参考文献
Journal of Organic Chemistry, , vol. 73, # 21 p. 8458 - 8468
1.1: hydroxylamine hydrochloride; sodium sulfate; 1-[4-(4-methyl-piperazine-1-carbonyl)-phenyl]-3-[4-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-phenyl]-urea / 2 h / 90 °C 2.1: sulfuric acid / 3 h / 90 °C 3.1: sodium hydroxide; dihydrogen peroxide / water / 2 h / 0 °C 3.2: 0 °C / pH 6 4.1: 3 h / 195 °C View Scheme
