bis crown ether complex
amide-based open-chain crown ether
anthraquione crown ether
bishydroxymethyl crown ether
chromogenic acylic crown ether
chromogenic crown ether
Complexes of crown ether with rare earth nitralte
crown ether
冠醚
单冠醚
冠式化合物
对苯二甲酸
调变剂
配合物
溶胶-凝胶
溶剂萃取