反应条件
1.1: pyridine; 4-(N,N-dimethlyamino)pyridine / dichloromethane / 16 h / 0 - 20 °C 2.1: dicyclohexyl-carbodiimide / dichloromethane / 24 h / 40 °C 3.1: triphenylphosphine / tetrahydrofuran / 17 h / 60 °C 4.1: n-butyllithium / tetrahydrofuran; hexane / 2 h / -78 - -30 °C 4.2: 1 h / 20 °C View Scheme
参考文献
Clavier, Herve; Lepronier, Aymeric; Bengobesse-Mintsa, Nathalie; Gatineau, David; Pellissier, Helene; Giordano, Laurent; Tenaglia, Alphonse; Buono, Gerard
Advanced Synthesis and Catalysis, 2013 , vol. 355, # 2-3 p. 403 - 408