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Crown Ethers MeSH Descriptor Data 2022


MeSH Heading
Crown Ethers
Tree Number(s)
D02.355.291.308
D04.345.051.500
D04.345.241.308
Unique ID
D043844
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D043844
Scope Note
Macrocyclic polyethers with the repeating unit of (-CH2-CH2-O)n where n is greater than 2 and some oxygens may be replaced by nitrogen, sulfur or phosphorus. These compounds are useful for coordinating CATIONS. The nomenclature uses a prefix to indicate the size of the ring and a suffix for the number of heteroatoms.
Entry Term(s)
Aza-Oxa Crown Ethers
Crown Ether
Cryptands
Cryptate
Cryptates
Oxa-Thia Crown Ethers
Registry Number
0
Previous Indexing
Ethers, Cyclic (1974-2003)
Public MeSH Note
2004; see ETHERS, CYCLIC 1993-2003; CROWN COMPOUNDS was indexed under ETHERS, CYCLIC 1976-1992
History Note
2004; use ETHERS, CYCLIC 1993-2003; CROWN COMPOUNDS was NM 1976-1992
Date Established
2004/01/01
Date of Entry
2003/07/09
Revision Date
2020/05/27
Crown Ethers Preferred
Oxa-Thia Crown Ethers Narrower
Aza-Oxa Crown Ethers Narrower
Cryptands Related
Cryptates Narrower
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