反应条件
<b>Multi-step reaction with 4 steps<br /> </b>1: 93 percent / K<sub>2</sub>CO<sub>3</sub> / acetone / 5 h / Ambient temperature<br />2: 1.) MeLi / 1.) Et<sub>2</sub>O, 0 deg C, 20 min, 2.) Et<sub>2</sub>O, 0 deg C, 60 min<br />3: 1.) n-BuLi / 1.) hexane, Et<sub>2</sub>O, a) 0 deg C, 10 min, b) RT, 24 h, 2.) hexane, Et<sub>2</sub>O, 30 min<br />4: 80 percent / triethylsilane, BF<sub>3</sub>*Et<sub>2</sub>O / CH<sub>2</sub>Cl<sub>2</sub> / 0.5 h / -78 °C<br /> <br />
参考文献
Sanchez, Ignacio H.; Mendoza, Serafin; Calderon, Mireya; Larraza, Maria Isabel; Flores, Humberto J. Journal of Organic Chemistry, 1985 , vol. 50, # 25 p. 5077 - 5079
