<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-03-26 23:20:25 UTC</creation_date>
  <update_date>2026-03-26 23:20:25 UTC</update_date>
  <accession/>
  <common_name>(1,1'-Biphenyl)-4,4'-diol, 2-chloro-</common_name>
  <class>SmallMolecule</class>
  <description>(1,1'-Biphenyl)-4,4'-diol, 2-chloro- belongs to the biphenols, a subclass of benzene and substituted derivatives within the organic compounds. This benzenoid compound has the formula C12H9Cl1O2 and an average molecular weight of 220.65 g/mol.</description>
  <categories/>
  <types/>
  <synonyms>
    <synonym>(1,1'-Biphenyl)-4,4'-diol, 2-chloro-</synonym>
    <synonym>1,1-BIPHENYL]-4,4-DIOL,2-CHLORO-</synonym>
    <synonym>2-Chloro-(1,1'-biphenyl)-4,4'-diol</synonym>
    <synonym>2-chloro-1,1'-biphenyl-4,4'-diol</synonym>
    <synonym>2-Chloro-4,4'-biphenyldiol</synonym>
    <synonym>2-chloro-[1,1'-biphenyl]-4,4'-diol</synonym>
    <synonym>2-chlorobiphenyl-4,4'-diol</synonym>
    <synonym>4,4'-Dihydroxy-2'-chlorobiphenyl</synonym>
    <synonym>[1,1'-Biphenyl]-4,4'-diol, 2-chloro-</synonym>
  </synonyms>
  <chemical_formula>C12H9Cl1O2</chemical_formula>
  <average_molecular_weight>220.65</average_molecular_weight>
  <monisotopic_moleculate_weight>220.029107</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>56858-70-9</cas_registry_number>
  <smiles>OC1=CC=C(C=C1)C1=C(Cl)C=C(O)C=C1</smiles>
  <inchi>InChI=1S/C12H9ClO2/c13-12-7-10(15)5-6-11(12)8-1-3-9(14)4-2-8/h1-7,14-15H</inchi>
  <inchikey>SDDOUBZCBHJDLO-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Benzene and substituted derivatives</class>
    <sub_class>Biphenols</sub_class>
    <direct_parent>Biphenols</direct_parent>
    <alternate_parents>
      <alternative_parent>1-hydroxy-2-unsubstituted benzenoids</alternative_parent>
      <alternative_parent>Aryl chlorides</alternative_parent>
      <alternative_parent>Chlorinated biphenyls</alternative_parent>
      <alternative_parent>Chlorobenzenes</alternative_parent>
      <alternative_parent>Hydrocarbon derivatives</alternative_parent>
      <alternative_parent>M-chlorophenols</alternative_parent>
      <alternative_parent>Organochlorides</alternative_parent>
      <alternative_parent>Organooxygen compounds</alternative_parent>
    </alternate_parents>
    <substituents>
      <substituent>1-hydroxy-2-unsubstituted benzenoid</substituent>
      <substituent>3-chlorophenol</substituent>
      <substituent>3-halophenol</substituent>
      <substituent>Aromatic homomonocyclic compound</substituent>
      <substituent>Aryl chloride</substituent>
      <substituent>Aryl halide</substituent>
      <substituent>Biphenol</substituent>
      <substituent>Biphenyl</substituent>
      <substituent>Chlorinated biphenyl</substituent>
      <substituent>Chlorobenzene</substituent>
      <substituent>Halobenzene</substituent>
      <substituent>Hydrocarbon derivative</substituent>
      <substituent>Organic oxygen compound</substituent>
      <substituent>Organochloride</substituent>
      <substituent>Organohalogen compound</substituent>
      <substituent>Organooxygen compound</substituent>
      <substituent>Phenol</substituent>
    </substituents>
    <molecular_framework>Aromatic homomonocyclic compounds</molecular_framework>
    <descriptors>
      <descriptor>hydroxybiphenyls</descriptor>
      <descriptor>monochlorobenzenes</descriptor>
    </descriptors>
  </taxonomy>
  <status>Detected and Not Quantified</status>
  <origin/>
  <cellular_locations/>
  <biofluid_locations/>
  <tissue_locations/>
  <pathways/>
  <state/>
  <appearance/>
  <experimental_properties/>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>220.65</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>220.029107</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>OC1=CC=C(C=C1)C1=C(Cl)C=C(O)C=C1</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C12H9Cl1O2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C12H9ClO2/c13-12-7-10(15)5-6-11(12)8-1-3-9(14)4-2-8/h1-7,14-15H</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>SDDOUBZCBHJDLO-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
  <route_of_exposure/>
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  <use_source/>
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  <symptoms/>
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  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>134445</pubchem_compound_id>
  <chembl_id/>
  <chemspider_id>118513</chemspider_id>
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</compound>
