反应条件
1: hydroxylamine hydrochloride; triethylamine / N,N-dimethyl-formamide / 1 h / 20 °C
2: N-chloro-succinimide / N,N-dimethyl-formamide / 20 °C
3: triethylamine / ethanol; N,N-dimethyl-formamide / 16 h / 20 °C
View Scheme
参考文献
F. HOFFMANN-LA ROCHE AG; DOTT, Pascal; HANLON, Steven Paul; HILDBRAND, Stefan; IDING, Hans; THOMAS, Andrew; WALDMEIER, Pius
Patent: WO2013/57123 A1, 2013 ;