Synthesis of N-Thioureido Lariat Calix[4]crown and Calix[4]arene Tetrathioureido Derivatives
ZHENG, Xiao-Hua; YANG, Fa-Fu*; TANG, Fu-Sheng; YIN, Feng-Ju ; YANG, Yan-Xin
Chin. J. Org. Chem. . 2008, (12): 2159 -2161 .