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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:145698 term browser browse the term
Definition:A pyridazinium ion that is pyridazin-1-ium which is substituted by a phenyl, amino and methoxy groups at positions 1, 4 and 6, respectively.
Synonyms:exact_synonym: 4-amino-6-methoxy-1-phenylpyridazin-1-ium
 related_synonym: 4-amino-6-methoxy-1-phenyl-pyridazinium;   Formula=C11H12N3O;   InChI=1S/C11H11N3O/c1-15-11-7-9(12)8-13-14(11)10-5-3-2-4-6-10/h2-8,12H,1H3/p+1;   InChIKey=VXROHTDSRBRJLN-UHFFFAOYSA-O;   SMILES=O(C=1[N+](=NC=C(C1)N)C2=CC=CC=C2)C;   amezinium(1+)
 xref: Beilstein:4141517;   CAS:41658-78-0;   Drug_Central:153;   PMID:10481962;   PMID:11145175;   PMID:11433766;   PMID:11451005;   PMID:11876436;   PMID:12746100;   PMID:2564830;   PMID:2863856;   PMID:6419132;   PMID:7030355;   PMID:7197966;   PMID:7197974;   PMID:7197975;   PMID:7197976;   PMID:7197978;   PMID:8740147;   PMID:9203481

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  CHEBI ontology 20072
    role 20026
      application 19773
        pharmaceutical 19647
          drug 19647
            cardiovascular drug 8471
              antihypotensive agent 4
                amezinium 0
                  amezinium metilsulfate 0
Path 2
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  CHEBI ontology 20072
    subatomic particle 20071
      composite particle 20071
        hadron 20071
          baryon 20071
            nucleon 20071
              atomic nucleus 20071
                atom 20071
                  main group element atom 19974
                    main group molecular entity 19974
                      s-block molecular entity 19774
                        hydrogen molecular entity 19766
                          hydrides 19135
                            inorganic hydride 17930
                              pnictogen hydride 17913
                                nitrogen hydride 17801
                                  azane 17556
                                    ammonia 17555
                                      organic amino compound 17555
                                        primary amino compound 8297
                                          primary amine 5874
                                            primary arylamine 3142
                                              amezinium 0
                                                amezinium metilsulfate 0
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