1: With tetrakis(triphenylphosphine) palladium(0) in N,N-dimethyl-formamide
T=80°C; 18 h; Heating / reflux;
2: With ammonium hydroxide in water; N,N-dimethyl-formamide; toluene
参考文献
MEDIVIR AB
Patent: WO2008/114054 A1, 2008 ;
Location in patent: Page/Page column 40 ;