Key Laboratory of Chemical Biology & Traditional Chinese Medicine Research, College of Chemistry and Chemical Engineering, Hunan Normal University, Changsha, Hunan 410081, China;
Key Laboratory of Chemical Biology & Traditional Chinese Medicine Research, College of Chemistry and Chemical Engineering, Hunan Normal University, Changsha, Hunan 410081, China;
carbon dioxide; a selective agent; reaction media; palladium; Ullmann-type coupling reaction; aryl halide;