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crown ether
(redirected from Crown ethers)

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crown ether [′krau̇n ‚ē·thər]
(organic chemistry)
A macrocyclic polyether whose structure exhibits a conformation with a so-called hole capable of trapping cations by coordination with a lone pair of electrons on the oxygen atoms.
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After dealing with preliminaries he presents a section on moieties within molecules, discussing crown ethers, cryptands, and related molecules as hosts; cyclodextrins and some analogs as hosts; and crystal chemistry of some DNA oligonucleotides and their complexes.
Crystalline Molecular Complexes and Compounds: Structures and ... by SciTech Book News
This research introduces the use of crown ethers to shield the growing chains from such unwanted interactions.
Chemistry by Journal of the Alabama Academy of Science
RESULTS AND DISCUSSION Crown ethers and cryptands have high binding capacities for inorganic cations, such as [Na.
Crown ether-modified clays and their polystyrene nanocomposites by Yao, Hongyang; Zhu, Jin; Morgan, Alexander B.; Wilkie, Charles A. / Polymer Engineering and Science
 
 
 
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