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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC BY 3.0, For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

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Accession:CHEBI:271685 term browser browse the term
Definition:A quarternary ammonium cation having one ethyl and three methyl substituents around the central nitrogen.
Synonyms:exact_synonym: N,N,N-trimethylethanaminium
 related_synonym: Formula=C5H14N;   InChI=1S/C5H14N/c1-5-6(2,3)4/h5H2,1-4H3/q+1;   InChIKey=YOMFVLRTMZWACQ-UHFFFAOYSA-N;   SMILES=CC[N+](C)(C)C;   TMEA;   Trimethylethylammonium;   ethyltrimethylammonium cation;   ethyltrimethylammonium ion
 xref: Beilstein:1733271;   CAS:15302-88-2;   PMID:15149650

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  CHEBI ontology 0
    chemical entity 0
      molecular entity 0
        ion 0
          organic ion 0
            organic cation 0
              quaternary ammonium ion 0
                ethyltrimethylammonium 0
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  CHEBI ontology 0
    subatomic particle 0
      composite particle 0
        hadron 0
          baryon 0
            nucleon 0
              atomic nucleus 0
                atom 0
                  main group element atom 0
                    main group molecular entity 0
                      s-block molecular entity 0
                        hydrogen molecular entity 0
                          hydrides 0
                            inorganic hydride 0
                              pnictogen hydride 0
                                nitrogen hydride 0
                                  ammonium 0
                                    ammonium ion derivative 0
                                      quaternary ammonium ion 0
                                        ethyltrimethylammonium 0
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