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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:12-crown-4
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Accession:CHEBI:32399 term browser browse the term
Definition:A crown ether that is cyclododecane in which the carbon atoms at positions 1, 4, 7 and 10 have been replaced by oxygen atoms.
Synonyms:exact_synonym: 1,4,7,10-tetraoxacyclododecane
 related_synonym: 12-crown-4 ether;   EOCT;   Formula=C8H16O4;   InChI=1S/C8H16O4/c1-2-10-5-6-12-8-7-11-4-3-9-1/h1-8H2;   InChIKey=XQQZRZQVBFHBHL-UHFFFAOYSA-N;   SMILES=C1COCCOCCOCCO1;   ethylene oxide cyclic tetramer
 xref: Beilstein:1363064;   CAS:294-93-9;   Gmelin:3287;   PMID:24281552;   Reaxys:1363064;   Wikipedia:12-Crown-4


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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19875
    chemical entity 19875
      atom 19873
        nonmetal atom 19751
          carbon atom 19657
            organic molecular entity 19657
              heteroorganic entity 19248
                organic heterocyclic compound 18511
                  organic heteromonocyclic compound 16621
                    saturated organic heteromonocyclic parent 5817
                      12-crown-4 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19875
    subatomic particle 19873
      composite particle 19873
        hadron 19873
          baryon 19873
            nucleon 19873
              atomic nucleus 19873
                atom 19873
                  main group element atom 19763
                    p-block element atom 19763
                      carbon group element atom 19668
                        carbon atom 19657
                          organic molecular entity 19657
                            heteroorganic entity 19248
                              organochalcogen compound 18956
                                organooxygen compound 18879
                                  ether 16108
                                    cyclic ether 6879
                                      crown ether 0
                                        12-crown-4 0
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