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Continuous-flow, one-pot synthesis of asymmetrical aromatic ureas from acids and amines via curtius rearrangement
Meng Tong, Wei Zhan, Chengcheng Niu, Zemei Ge, Runtao Li, Xin Wang
Journal of Chinese Pharmaceutical Sciences . 2022, (12): 938 -945 .  DOI: 10.5246/jcps.2022.12.079