azacrown ether

azacrown ether

[′az·ə‚krau̇n ′ē·thər]
(organic chemistry)
A crown ether that has nitrogen donor atoms as well as oxygen donor atoms to coordinate to the metal iron.
References in periodicals archive ?
This color change is visually discernible by an appearance of the surface plasmon band (SPB) at 520 nm.The recognition mechanism is attributed to the unique structure of monoazacrown ether attached to AuNPs and metal sandwiches coordinated between two azacrown ether moieties that are attached to separate AuNPs.