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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:81850 term browser browse the term
Definition:A quaternary ammonium ion that is choline in which the hydroxy group has been replaced by a chlorine. Its salts (particularly the chloride salt, known as chlormequat chloride) are used as plant growth retardants.
Synonyms:exact_synonym: 2-chloro-N,N,N-trimethylethanaminium
 related_synonym: (2-chloroethyl)trimethylammonium;   (beta-chloroethyl)trimethylammonium;   2-chloro-N,N,N-trimethylethan-1-aminium;   Formula=C5H13ClN;   InChI=1S/C5H13ClN/c1-7(2,3)5-4-6/h4-5H2,1-3H3/q+1;   InChIKey=JUZXDNPBRPUIOR-UHFFFAOYSA-N;   SMILES=[N+](CCCl)(C)(C)C;   trimethyl-(2-chloroethyl)-ammonium;   trimethyl-(beta-chloroethyl)-ammonium
 xref: CAS:7003-89-6;   KEGG:C18585
 xref_mesh: MESH:D002716
 xref: PMID:16466532;   PMID:21497564;   PMID:22686367;   PMID:26536804;   PMID:27020619;   PMID:27423755;   Pesticides:chlormequat;   Reaxys:1736831;   Wikipedia:chlormequat

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Term Annotations click to browse term
  CHEBI ontology 397
    role 397
      biological role 397
        growth regulator 5
          plant growth regulator 5
            plant growth retardant 4
              chlormequat 0
                chlormequat chloride 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
                                        chlormequat 0
                                          chlormequat chloride 0
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