反应条件
1: toluene-4-sulfonic acid / tetrahydrofuran / 18 h / Molecular sieve; Inert atmosphere; Reflux 2: tetrahydrofuran / -78 - 20 °C / Molecular sieve; Inert atmosphere 3: [copperl(II)(1,1,1,5,5,5-hexafluoroacetylacetonate)2] monohydrate; oxygen / N,N-dimethyl-formamide / 6.5 h / 105 °C View Scheme
参考文献
Wang, Honggen; Wang, Yong; Liang, Dongdong; Liu, Lanying; Zhang, Jiancun; Zhu, Qiang
Angewandte Chemie - International Edition, 2011 , vol. 50, # 25 p. 5678 - 5681
