反应条件
1: DIPEA / CH2Cl2 / 24 h / Ambient temperature 2: 1.) Me2BBr / 1.) CH2Cl2, -78 deg C, 1 h; 2.) -78 deg C, 1 h 3: N-iodosuccinimide, trifluoromethanesulfonic acid / CH2Cl2; tetrahydrofuran / 0.03 h / 0 °C 4: NH2NH2*H2O / acetic acid; ethyl acetate; pyridine / 0.03 h / Ambient temperature View Scheme
参考文献
Hall, Dennis G.; Schultz, Peter G.
Tetrahedron Letters, 1997 , vol. 38, # 45 p. 7825 - 7828
