Transition-Metal-Free Alkynylation of Imidazoles with Alkynyl Bromides
Yu Jingyang, Peng Jinsong, Yue Yixia, Zhao Yuzhuo, Chen Chunxia
Chin. J. Org. Chem. . 2014, (7): 1352 -1357 .  DOI: 10.6023/cjoc201401008