反应条件
1: 100 percent / aq. H2SO4 / Heating 2: 100 percent / i-Pr2NEt / dimethylformamide / 3 h / 20 °C 3: 86 percent / PdCl2(dppf); dppf; AcOK / dioxane / 80 °C 4: 87 percent / PdCl2(dppf); dppf; K3PO4 / dioxane / 108 °C 5: 99 percent / LiAlH4 / tetrahydrofuran / 0 °C 6: 98 percent / HF; pyridine / acetonitrile / 1 h / 20 °C 7: 80 percent / N-bromosuccinimide; triphenylphosphine / CH2Cl2 8: 52 percent / CuI / tetrahydrofuran / -26 °C 9: 89 percent / aq. HCl / methanol / 44 h / 20 °C 10: 18 percent / H2 / Wilkinson's catalyst / ethanol View Scheme
参考文献
Esumi, Tomoyuki; Makado, Gouki; Zhai, Haifeng; Shimizu, Yasuhiro; Mitsumoto, Yasuhide; Fukuyama, Yoshiyasu
Bioorganic and Medicinal Chemistry Letters, 2004 , vol. 14, # 10 p. 2621 - 2625