反应条件
1: tetrahydrofuran / -78 - -65 °C 2: 1.) diisopinylcampheylborane (prepared from (+)-α-pinene), 2.) aq. NaOH, H2O2 / 1.) THF, -65 to -78 deg C 3: VO(acac)2, t-BuOOH / CH2Cl2 4: NaH, Bu4NI / dimethylformamide 5: 60 percent / LiH / dimethylformamide / 2 h / 125 °C 6: 82 percent / TEA, DMAP / CH2Cl2 7: Dess-Martin reagent, t-BuOH / CH2Cl2 8: Zn, TiCl4 / tetrahydrofuran; CH2Cl2 9: 92 percent / aq. HCl / tetrahydrofuran; methanol / 55 °C 10: 89 percent / BCl3 / CH2Cl2 / -78 °C View Scheme
参考文献
Bisacchi; Chao; Bachard; Daris; Innaimo; Jacobs; Kocy; Lapointe; Martel; Merchant; Slusarchyk; Sundeen; Young; Colonno; Zahler
Bioorganic and Medicinal Chemistry Letters, 1997 , vol. 7, # 2 p. 127 - 132