反应条件
1: 95 percent / KOH / ethanol; H2O / 3 h / Heating 2: 1.) bis(trimethylsilyl)acetamide, 2.) TMSOTf / 1.) MeCN, 15 min, 2.) MeCN, 50 deg C, 18 h 3: 76 percent / methanol. NH3 / 18 h / Ambient temperature 4: 78 percent / aq. NH3 / acetonitrile / 18 h / Ambient temperature 5: 85 percent / Raney Ni / ethanol / 8 h / Heating View Scheme
参考文献
Devivar, Rodrigo V.; Kawashima, Etsuko; Revankar, Ganapathi R.; Breitenbach, Julie M.; Kreske, Edward D.; et al.
Journal of Medicinal Chemistry, 1994 , vol. 37, # 18 p. 2942 - 2949