Multi-step reaction with 2 steps 1: Bu3N / tetrahydrofuran / 21 h / 25 - 30 °C2: 40 percent / AgOAc / pyridine / 4 h
参考文献
Pallanca, Jane E.; Turner, Nicolas J. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1993 , # 23 p. 3017 - 3022
