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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:66931 term browser browse the term
Definition:A member of the class of phenylhydrazines that is phenylhydrazine substituted at the 4-position by a nitro group.
Synonyms:exact_synonym: (4-nitrophenyl)hydrazine
 related_synonym: Formula=C6H7N3O2;   InChI=1S/C6H7N3O2/c7-8-5-1-3-6(4-2-5)9(10)11/h1-4,8H,7H2;   InChIKey=KMVPXBDOWDXXEN-UHFFFAOYSA-N;   SMILES=NNc1ccc(cc1)[N+]([O-])=O;   p-Hydrazinonitrobenzene;   p-Nitrophenylhydrazine
 alt_id: CHEBI:45050
 xref: Beilstein:608107;   CAS:100-16-3;   PDBeChem:PND;   PMID:11255642;   PMID:12686145;   PMID:1650428;   PMID:18585177;   PMID:1900285;   PMID:6756304;   PMID:7798894;   PMID:8535292;   PMID:8585612;   Patent:CN101143835;   Reaxys:608107

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Term paths to the root
Path 1
Term Annotations click to browse term
  CHEBI ontology 19860
    role 19832
      biological role 19830
        xenobiotic 18737
          phenylhydrazine 72
            4-nitrophenylhydrazine 0
Path 2
Term Annotations click to browse term
  CHEBI ontology 19860
    subatomic particle 19858
      composite particle 19858
        hadron 19858
          baryon 19858
            nucleon 19858
              atomic nucleus 19858
                atom 19858
                  main group element atom 19804
                    p-block element atom 19804
                      pnictogen 19068
                        nitrogen atom 18969
                          nitrogen molecular entity 18969
                            hydrazines 10321
                              phenylhydrazines 73
                                phenylhydrazine 72
                                  4-nitrophenylhydrazine 0
paths to the root