Progress in the Synthesis of Hydrobenzofurans from O-Cyclohexadienone-tethered 1,6-Enynes
Zhiqing Li, Xiaoyang Qiu, Nan Meng, Zhuqing Liu
Chinese Journal of Organic Chemistry . 2021, (11): 4306 -4319 .  DOI: 10.6023/cjoc202105029