反应条件
1.1: HCl / methanol / 3 h / 55 °C
2.1: pyridine / 36 h / 20 °C
3.1: NaOMe / methanol / 0.5 h / 20 °C
4.1: 12.6 mg / imidazole / CH2Cl2; dimethylformamide / 2 h / 4 °C
5.1: NiCl2; NaBH4 / ethanol; methanol / 20 °C
5.2: SO3*Py; Et3N / dimethylsulfoxide / 1 h / 20 °C
5.3: 3.2 mg / 3HF*Et3N / tetrahydrofuran / 12 h
View Scheme
参考文献
Ohshima, Takashi; Xu, Youjun; Takita, Ryo; Shibasaki, Masakatsu
Tetrahedron, 2004 , vol. 60, # 43 SPEC. ISS. p. 9569 - 9588
