1: With oxalyl dichloride; dimethyl sulfoxide in dichloromethane T=-70°C; 0.833333 h; 2: With triethylamine in dichloromethane T=-70°C; 0.5 h; 3: With water; ammonium chloride in dichloromethane T=-70 - 20°C;
参考文献
RANBAXY LABORATORIES LIMITED
Patent: WO2008/23336 A2, 2008 ;
Location in patent: Page/Page column 76 ;
WO 2008/023336 A2