反应条件
1: With pyridine in N,N-dimethyl-formamide
T=0 - 20°C; 6.08333 h;
2: With hydrogenchloride in water; N,N-dimethyl-formamide
pH=2;
参考文献
Uhrich, Kathryn E.; Schmeltzer, Robert C.; Anastasiou, Theodore James
Patent: US2008/234235 A1, 2008 ;
Location in patent: Page/Page column 9-10 ;