反应条件
1: diethyl ether / 4 h / 0 - 2 °C 2: 79 percent / pyridine / 1.) -5 deg C, 6 h; 2.) 0 deg C, 12 h 3: 53 percent / sodium iodide, zinc dust / tetrahydrofuran / 1.) 65-70 deg C, 3 h; 2.) 20 deg C, 3 h 4: 1.) 2percent O3 in O2; 2.) sodium tetrahydroborate / 1.) cyclohexane, methanol; 2.) room temp., 15 h 5: 1.) isobutylmagnesium bromide; 2.) C5H5TiCl2 / 1.) diethyl ether, 0 deg C, 15 min; 2.) room temp., 1-1,5 h 6: 90 percent / pyridine View Scheme
参考文献
Bestmann; Kantardjiew; Roesel; et al.
Chemische Berichte, 1978 , vol. 111, # 1 p. 248 - 253
