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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/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.

Term:tetramethylammonium
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Accession:CHEBI:46020 term browser browse the term
Definition:The simplest quaternary ammonium cation, comprising a central nitrogen linked to four methyl groups.
Synonyms:exact_synonym: N,N,N-trimethylmethanaminium
 related_synonym: (CH3)4N(+);   Formula=C4H12N;   InChI=1S/C4H12N/c1-5(2,3)4/h1-4H3/q+1;   InChIKey=QEMXHQIAXOOASZ-UHFFFAOYSA-N;   SMILES=C[N+](C)(C)C;   TETRAMETHYLAMMONIUM ION;   [NMe4](+);   tetramethylazanium;   trimethylaminomethane
 alt_id: CHEBI:35264;   CHEBI:46018
 xref: Beilstein:1733140;   CAS:51-92-3;   DrugBank:DB03095;   Gmelin:1858
 xref_mesh: MESH:C027917
 xref: PDBeChem:TMA;   PMID:10421447;   PMID:10788331;   Reaxys:1733140;   Wikipedia:Tetramethylammonium


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Path 1
Term Annotations click to browse term
  CHEBI ontology 397
    chemical entity 397
      molecular entity 397
        ion 26
          organic ion 18
            organic cation 11
              quaternary ammonium ion 5
                tetramethylammonium 0
                  tetramethylammonium bromide 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 397
    subatomic particle 397
      composite particle 397
        hadron 397
          baryon 397
            nucleon 397
              atomic nucleus 397
                atom 397
                  main group element atom 390
                    main group molecular entity 390
                      s-block molecular entity 335
                        hydrogen molecular entity 334
                          hydrides 273
                            inorganic hydride 237
                              pnictogen hydride 236
                                nitrogen hydride 236
                                  ammonium 5
                                    ammonium ion derivative 5
                                      quaternary ammonium ion 5
                                        tetramethylammonium 0
                                          tetramethylammonium bromide 0
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