Direct carboxylation of thiophene with CO<sub>2</sub> in the solvent-free carboxylate-carbonate molten medium: Experimental and mechanistic insights

Qingjun Zhang, Pengyuan Shi, Xigang Yuan, Youguang Ma, Aiwu Zeng

Chinese Journal of Chemical Engineering . 2022, (10): 264 -282 . DOI: 10.1016/j.cjche.2022.09.003