Crown ether is a new type coordinating agent. It has a hydrophilic internal cavity which can accommodate charged or neutral molecules, and also a hydrophobic external frame-work. It has been widely used in the making ...Crown ether is a new type coordinating agent. It has a hydrophilic internal cavity which can accommodate charged or neutral molecules, and also a hydrophobic external frame-work. It has been widely used in the making of ionic selective electrodes and as a. phase-transfer agent for organic synthesis and inorganic mimic of biological membranes.展开更多
文摘Crown ether is a new type coordinating agent. It has a hydrophilic internal cavity which can accommodate charged or neutral molecules, and also a hydrophobic external frame-work. It has been widely used in the making of ionic selective electrodes and as a. phase-transfer agent for organic synthesis and inorganic mimic of biological membranes.