反应条件
1: tetrahydrofuran / 1 h / Ambient temperature 2: DBU, Et3N / tetrahydrofuran / 5 h / Ambient temperature 3: (COCl)2, DMF / toluene / 4 h 4: tetrahydrofuran / 1 h / Ambient temperature 5: TFA / tetrahydrofuran / 15 h View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 42, # 15 p. 3001 - 3003