反应条件
1: 66 percent / NaNH2, NH3 / diethyl ether / 1 h 2: 81 percent / Ca(OCl)2, glacial acetic acid / CH2Cl2; H2O / 0.33 h / 5 °C 3: 68 percent / n-butyllithium, diisopropylamine / hexane; hexamethylphosphoric acid triamide / -78 deg C, 5 min then r.t. 1 h View Scheme
参考文献
Journal of Organic Chemistry, , vol. 56, # 18 p. 713 - 716