1: With hydroxylamine hydrochloride; sodium acetate in ethanol
T=70°C; 0.416667 h;
2: With trifluoromethylsulfonic anhydride; triethylamine in dichloromethane
T=-70°C;
参考文献
Eisai Co., Ltd.
Patent: US6340759 B1, 2002 ;
Location in patent: Example 284 ;