反应条件
1.1: O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 0.5 h / 25 °C
1.2: 8 h / 80 °C
2.1: trifluoroacetic acid; water / acetonitrile / 2 h / 80 °C / |Sealed tube
View Scheme
参考文献
Lee, Sang-Hak; Mu, Yu; Kim, Gun-Woo; Kim, Jin-Seok; Park, Seok-Hwi; Jin, Tian; Lee, Kee-Young; Ham, Won-Hun
Heterocycles, 2013 , vol. 87, # 8 p. 1749 - 1764