反应条件
1: bromine; acetic acid / 16 h / 20 °C 2: n-butyllithium / tetrahydrofuran / -78 - 20 °C 3: tetrakis(triphenylphosphine) palladium(0); sodium carbonate / tetrahydrofuran; water / 5 h / Reflux 4: toluene-4-sulfonic acid / benzene / 10 h / Reflux 5: n-butyllithium / tetrahydrofuran / -78 °C 6: pyridinium p-toluenesulfonate / water; acetone / 16 h / Reflux View Scheme
参考文献
Paers, Martti; Hofmann, Christiane C.; Willinger, Katja; Bauer, Peter; Thelakkat, Mukundan; Koehler, Juergen
Angewandte Chemie - International Edition, 2011 , vol. 50, # 48 p. 11405 - 11408