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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.

Term:azocarmine B(2-)
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Accession:CHEBI:87216 term browser browse the term
Definition:An organosulfonate oxoanion obtained by deprotonation of the sulfo groups of 4-[(7-phenyl-3-sulfobenzo[a]phenazin-5-ylidene)amino]benzene-1,3-disulfonic acid.
Synonyms:exact_synonym: 4-[(7-phenyl-3-sulfonatobenzo[a]phenazin-7-ium-5-yl)amino]benzene-1,3-disulfonate
 related_synonym: Formula=C28H17N3O9S3;   InChI=1S/C28H19N3O9S3/c32-41(33,34)18-10-12-20-21(14-18)24(29-23-13-11-19(42(35,36)37)15-27(23)43(38,39)40)16-26-28(20)30-22-8-4-5-9-25(22)31(26)17-6-2-1-3-7-17/h1-16H,(H3,32,33,34,35,36,37,38,39,40)/p-2;   InChIKey=AWVYDATYHKYCOW-UHFFFAOYSA-L;   SMILES=[O-]S(=O)(=O)c1ccc(Nc2cc3[n+](-c4ccccc4)c4ccccc4nc3c3ccc(cc23)S([O-])(=O)=O)c(c1)S([O-])(=O)=O;   azocarmine B anion
 cyclic_relationship: is_conjugate_base_of CHEBI:87217

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Path 1
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  CHEBI ontology 21416
    chemical entity 21414
      molecular entity 21408
        ion 16484
          organic ion 8467
            organic anion 3060
              organosulfonate oxoanion 28
                azocarmine B(2-) 0
                  azocarmine B 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 21416
    subatomic particle 21412
      composite particle 21412
        hadron 21412
          baryon 21412
            nucleon 21412
              atomic nucleus 21412
                atom 21412
                  main group element atom 21307
                    main group molecular entity 21307
                      p-block molecular entity 21306
                        chalcogen molecular entity 20409
                          oxygen molecular entity 20385
                            oxide 12014
                              oxoanion 8775
                                chalcogen oxoanion 543
                                  sulfur oxoanion 542
                                    sulfonate 28
                                      organosulfonate oxoanion 28
                                        azocarmine B(2-) 0
                                          azocarmine B 0
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.