Extraction of Cesium from the Irradiated Nuclear Waste by 4（5）,4＇（5＇）-Bis[1-hydroxyalkylbenzo]-21-cr

• 作 者: YingDU WenJunCHEN ShengYingQIN
• 机 构: DepartmentofChemistry
• 出 处: 中国化学快报：英文版
• 发表日期: 2004年10期
• 关键词: 铯 4(5) 4'(5')-二[1-羟烷基苯]-21-冠-7 萃取 核放射废物 Bis[1-hydroxyalkyl]dibenzo-21-cr

4(5),4'(5')-Bis[1-hydroxyalkylbenzo]-21-crown-7 (A-C) have been synthesized by two-step reactions from dibenzo-21-crown-7 (DB21C7). Extraction of cesium cation from nitric acid solutions by A-C has been investigated in nitromethane. Under the cond