1: (4-Bromo-2-fluoro-phenyl)-acetonitrile With potassium hydroxide in ethylene glycol T=130°C; 2.5 h; 2: With hydrogenchloride in water; ethylene glycol 3: methyl iodide With potassium carbonate in N,N-dimethyl-formamide T=20°C; 2 h;
Camp, David; Matthews, Chris F.; Neville, Sean T.; Rouns, Michael; Scott, Robert W.; Truong, Yen
Organic Process Research and Development, 2006 , vol. 10, # 4 p. 814 - 821
1: (4-Bromo-2-fluoro-phenyl)-acetonitrile With sodium hydride in tetrahydrofuran; N,N-dimethyl-formamide; mineral oil
0.5 h; Inert atmosphereCooling with ice;
2: ethylene dibromide in tetrahydrofuran; N,N-dimethyl-formamide; mineral oil
T=20°C; 3 h; Inert atmosphereCooling with ice;
参考文献
F. HOFFMANN-LA ROCHE AG; HOFFMANN-LA ROCHE INC.; GABRIEL, Stephen Deems; HAMILTON, Matthew Michael; QIAN, Yimin; SIDDURI, Achyutharao
Patent: WO2013/189865 A1, 2013 ;
Location in patent: Page/Page column 53-54 ;