1307291-41-3Relevant academic research and scientific papers
Phosphine-catalyzed [3 + 2] annulations of γ-functionalized butynoates and 1 C,3 O-bisnucleophiles: Highly selective reagent-controlled pathways to polysubstituted furans
Hu, Jian,Wei, Yabing,Tong, Xiaofeng
supporting information; experimental part, p. 3068 - 3071 (2011/07/31)
In this paper, a reagent-controlled [3 + 2] annulation of γ-functionalized butynoates 1 and 1C,3O-bisnucleophiles 2 is reported, which leads to three distinct furan skeletons 3-5. A PPh3 catalyst preferentially attached the β-position of 1a, fa
