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<compound>
  <version>1.0</version>
  <creation_date>2026-04-03 12:32:41 UTC</creation_date>
  <update_date>2026-08-18 15:09:48 UTC</update_date>
  <accession/>
  <common_name>1,3-Benzenediol, 4-(2-pyridinylazo)-</common_name>
  <class>SmallMolecule</class>
  <description>1,3-Benzenediol, 4-(2-pyridinylazo)- is an organic compound with the chemical formula C11H9N3O2 and an average molecular weight of 215.21 g/mol. 1,3-Benzenediol, 4-(2-pyridinylazo)- belongs to the benzenediols, a subclass of phenols within the organic compounds. This compound is classified under the superclass of benzenoids. It has been identified as being found in or released from one recorded source, which consists of household items such as watch chains.</description>
  <categories/>
  <types/>
  <synonyms>
    <synonym>1,3-Benzenediol, 4-(2-pyridinylazo)-</synonym>
    <synonym>1,3-Benzenediol, 4-[2-(2-pyridinyl)diazenyl]-</synonym>
    <synonym>214-528-6</synonym>
    <synonym>4-(2-Pyridinyldiazenyl)-1,3-benzenediol</synonym>
    <synonym>4-(2-Pyridlyazo)resorcinol</synonym>
    <synonym>4-(2-Pyridyl-azo)-resorcinol monosodium salt (Salt/Mix)</synonym>
    <synonym>4-(2-Pyridylazo)-2-resorcinol</synonym>
    <synonym>4-(2-Pyridylazo)-resorcinol sodium salt (Salt/Mix)</synonym>
    <synonym>4-(2-Pyridylazo)Resorcinol</synonym>
    <synonym>4-(Pyridin-2-yldiazenyl)benzene-1,3-diol</synonym>
    <synonym>PAR</synonym>
    <synonym>resorcinol, 4-(2-pyridylazo)-</synonym>
  </synonyms>
  <chemical_formula>C11H9N3O2</chemical_formula>
  <average_molecular_weight>215.212</average_molecular_weight>
  <monisotopic_moleculate_weight>215.069477</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>1141-59-9</cas_registry_number>
  <smiles/>
  <inchi>InChI=1S/C11H9N3O2/c15-8-4-5-9(10(16)7-8)13-14-11-3-1-2-6-12-11/h1-7,16H,(H,12,14)/b13-9-</inchi>
  <inchikey>RJNYNDHYSJRRDW-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom/>
    <super_class/>
    <class/>
    <sub_class/>
    <direct_parent/>
    <alternate_parents/>
    <substituents/>
    <molecular_framework/>
    <descriptors/>
  </taxonomy>
  <status>Detected and Not Quantified</status>
  <origin/>
  <cellular_locations/>
  <biofluid_locations/>
  <tissue_locations/>
  <pathways/>
  <state/>
  <appearance/>
  <experimental_properties>
    <property>
      <kind>logp</kind>
      <value>2.3</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>215.212</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>215.069477</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C11H9N3O2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C11H9N3O2/c15-8-4-5-9(10(16)7-8)13-14-11-3-1-2-6-12-11/h1-7,16H,(H,12,14)/b13-9-</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>RJNYNDHYSJRRDW-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
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  <lethaldose/>
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  <use_source/>
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  <symptoms/>
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  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>65069</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>94160</chemspider_id>
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