Highly Efficient Oxidative Dimerization of Thioamides to 3,5-Disubstituted 1,2,4-Thiadiazoles Mediated by DDQ
作者:Dongping Cheng、Ruiwen Luo、Wen Zheng、Jizhong Yan
DOI:10.1080/00397911.2010.551287
日期:2012.7.1
A highly efficient oxidative dimerization of thioamides by 2,3-dichloro-5,6-dicyanobenzoquinone (DDQ) is reported. The reaction is carried out in ClCH2CH2Cl at room temperature. The corresponding 3,5-disubstituted 1,2,4-thiadiazoles are obtained in good to excellent yields.