The parent azacrown ether 1,10-dioxa-4,7,13,16-tetraaza-18crown-6(L1) and its two acetic ether armed-derivatives(L2 and L3) were synthesized and characterized.

• 合成和表征了1,10-二氧-4,7,13,16-四氮杂18-冠-6(L1)母体及其两种乙酸乙酯臂式衍生物(L2,L3)。