Crown ethers based on bis(benzimidazol-2-yl)alkanes and 1,2-bis(benzimidazol-2-ylsulfanyl)ethane
作者:Yu. E. Ivanov、D. E. Stepanov、A. A. Yavolovskii、O. V. Shishkin、V. V. D’yakonenko、G. L. Kamalov
DOI:10.1134/s1070363212010239
日期:2012.1
Dibenzimidazo crown ethers were synthesized by alkylation of alpha,omega-bis(benzimidazol-2-yl)alkanes and 1,2-bis(benzimidazol-2-ylsulfanyl)ethane with tri- and tetraethylene glycol bis(4-toluenesulfonates). The structure of 6,7,9,10,12,13,21,22-octahydro[1,14,6,9,4,11]dioxadithiadiazacyclohexadecino[4,5-a:11,10-a']dibenzimidazole was studied by X-ray analysis.