Novel desulphurization of 1,3-disubstituted thioureas by superoxide anion (O<sub>2</sub>˙<sup>–</sup>): one-step synthesis of 1,2,3-trisubstituted guanidines from 1,3-disubstituted thioureas
作者:Yong Hae Kim、Gyu Hwan Yon
DOI:10.1039/c39830000715
日期:——
Treatment of 1,3-diarylthioureas with superoxideanion (O2˙–) at 20 °C in tetrahydrofuran or acetonitrile resulted in the formation of 1,2,3-triarylguanidines in excellent yields.