crown ether
From Wiktionary, the free dictionary
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Etymology
So called because its structure is shaped like a crown (the royal headgear).
Noun
crown ether (plural crown ethers)
- (organic chemistry) any of a class of macrocyclic compounds containing repeat units of -CH2CH2O-
- (organic chemistry) any similar compound containing atoms of nitrogen, sulfur, phosphorus or silicon instead of, or as well as, oxygen
See also
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