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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:39959 term browser browse the term
Definition:A triazolopyrazine that is a rigid cyclohexylamine analogue of sitagliptin.
Synonyms:related_synonym: Formula=C18H19F6N5;   InChI=1S/C18H19F6N5/c19-12-7-14(21)13(20)6-11(12)10-2-1-9(5-15(10)25)28-3-4-29-16(8-28)26-27-17(29)18(22,23)24/h6-7,9-10,15H,1-5,8,25H2/t9-,10+,15-/m0/s1;   InChIKey=CNKRZILQBKJWDS-WMFXKJRFSA-N;   SMILES=[H][C@@]1(CC[C@@]([H])([C@@H](N)C1)c1cc(F)c(F)cc1F)N1CCn2c(C1)nnc2C(F)(F)F
 xref: Beilstein:11103093;   PDBeChem:417;   PMID:17433672;   Reaxys:11103093

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Path 1
Term Annotations click to browse term
  CHEBI ontology 19900
    role 19875
      biological role 19873
        xenobiotic 18765
          sitagliptin 0
            (1S,2R,5S)-5-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-2-(2,4,5-trifluorophenyl)cyclohexanamine 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19900
    subatomic particle 19898
      composite particle 19898
        hadron 19898
          baryon 19898
            nucleon 19898
              atomic nucleus 19898
                atom 19898
                  main group element atom 19845
                    p-block element atom 19845
                      carbon group element atom 19792
                        carbon atom 19787
                          organic molecular entity 19787
                            organic molecule 19744
                              organic cyclic compound 19549
                                carbocyclic compound 18596
                                  benzenoid aromatic compound 17956
                                    benzenes 17806
                                      fluorobenzenes 6154
                                        trifluorobenzene 12
                                          sitagliptin 0
                                            (1S,2R,5S)-5-[3-(trifluoromethyl)-5,6-dihydro[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl]-2-(2,4,5-trifluorophenyl)cyclohexanamine 0
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