反应条件
1.1: N-ethyl-N,N-diisopropylamine; ethyl 2-cyano-2-(4-nitrophenylsulfonyloxyimino)acetate; 4-(N,N-dimethlyamino)pyridine / tetrahydrofuran / 0.5 h / 20 °C
2.1: N-ethyl-N,N-diisopropylamine; ethyl 2-cyano-2-(4-nitrophenylsulfonyloxyimino)acetate / tetrahydrofuran / 1.5 h / 0 °C
2.2: 4 h / 20 °C
View Scheme
参考文献
Thalluri, Kishore; Manne, Srinivasa Rao; Dev, Dharm; Mandal, Bhubaneswar
Journal of Organic Chemistry, 2014 , vol. 79, # 9 p. 3765 - 3775