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ONTOLOGY REPORT - ANNOTATIONS


Term:Ponceau S (acid form)
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Accession:CHEBI:90322 term browser browse the term
Definition:An arenesulfonic acid that is 3-hydroxynaphthalene-2,7-disulfonic acid carrying a {2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl group at position 4. The tetrasodium salt is the biological stain 'Ponceau S'.
Synonyms:exact_synonym: 3-hydroxy-4-({2-sulfo-4-[(4-sulfophenyl)diazenyl]phenyl}diazenyl)naphthalene-2,7-disulfonic acid
 related_synonym: Formula=C22H16N4O13S4;   InChI=1S/C22H16N4O13S4/c27-22-20(43(37,38)39)10-12-9-16(41(31,32)33)6-7-17(12)21(22)26-25-18-8-3-14(11-19(18)42(34,35)36)24-23-13-1-4-15(5-2-13)40(28,29)30/h1-11,27H,(H,28,29,30)(H,31,32,33)(H,34,35,36)(H,37,38,39);   InChIKey=KMNTUASVUKNVJS-UHFFFAOYSA-N;   Ponceau S free acid;   SMILES=C1=C(C=CC(=C1)N=NC2=CC(=C(C=C2)N=NC3=C4C(=CC(=C3O)S(O)(=O)=O)C=C(C=C4)S(O)(=O)=O)S(O)(=O)=O)S(O)(=O)=O
 cyclic_relationship: is_conjugate_acid_of CHEBI:90323


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  CHEBI ontology 19748
    role 19695
      application 19350
        dye 1277
          histological dye 142
            Ponceau S (acid form) 0
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  CHEBI ontology 19748
    subatomic particle 19744
      composite particle 19744
        hadron 19744
          baryon 19744
            nucleon 19744
              atomic nucleus 19744
                atom 19744
                  main group element atom 19628
                    p-block element atom 19628
                      carbon group element atom 19522
                        carbon atom 19516
                          organic molecular entity 19516
                            organic molecule 19434
                              organic cyclic compound 19201
                                carbocyclic compound 17553
                                  carbopolycyclic compound 14761
                                    carbobicyclic compound 4544
                                      naphthalenes 3730
                                        hydroxynaphthalene 234
                                          naphthols 227
                                            Ponceau S (acid form) 0
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