反应条件
1: 96 percent / DABCO, Et2NH 2: 98 percent / (benzotriazol-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate, DIEA 3: 93 percent / LiOH 4: 62 percent / DIAD, PPh3, TsOH*H2O / tetrahydrofuran / 2 h / 0 °C 5: 84 percent / I2 / methanol; H2O View Scheme
参考文献
Journal of the American Chemical Society, , vol. 118, # 30 p. 7237 - 7238
