反应条件
1: in N,N-dimethyl-formamide T=30°C; 1 h; 2: With acetic anhydride in N,N-dimethyl-formamide T=80°C; 16 h;
参考文献
Chen, Hai-Jun; Liu, Yong; Wang, Li-Na; Shen, Qiang; Li, Jia; Nan, Fa-Jun
Bioorganic and Medicinal Chemistry Letters, 2010 , vol. 20, # 9 p. 2876 - 2879