<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-09-22 03:36:15 UTC</creation_date>
  <update_date>2026-09-22 03:36:15 UTC</update_date>
  <accession>FDB117629</accession>
  <name>DIBENZO(A,I)PYRENE</name>
  <description/>
  <synonyms>
    <synonym>hexacyclo[10.10.2.02,7.09,23.014,19.020,24]tetracosa-1(23),2,4,6,8,10,12,14,16,18,20(24),21-dodecaene</synonym>
  </synonyms>
  <chemical_formula>C24H14</chemical_formula>
  <average_molecular_weight>302.368</average_molecular_weight>
  <monisotopic_moleculate_weight>302.109550448</monisotopic_moleculate_weight>
  <iupac_name>hexacyclo[10.10.2.0²,⁷.0⁹,²³.0¹⁴,¹⁹.0²⁰,²⁴]tetracosa-1(23),2,4,6,8,10,12,14,16,18,20(24),21-dodecaene</iupac_name>
  <traditional_iupac>hexacyclo[10.10.2.0²,⁷.0⁹,²³.0¹⁴,¹⁹.0²⁰,²⁴]tetracosa-1(23),2,4,6,8,10,12,14,16,18,20(24),21-dodecaene</traditional_iupac>
  <cas_registry_number/>
  <smiles>C1=CC=C2C(=C1)C=C1C=CC3=CC4=CC=CC=C4C4=C3C1=C2C=C4</smiles>
  <inchi>InChI=1S/C24H14/c1-3-7-19-15(5-1)13-17-9-10-18-14-16-6-2-4-8-20(16)22-12-11-21(19)23(17)24(18)22/h1-14H</inchi>
  <inchikey>TUGYIJVAYAHHHM-UHFFFAOYSA-N</inchikey>
  <taxonomy>
    <description> belongs to the class of organic compounds known as benzopyrenes. These are organic compounds containing a benzene fused to a pyrene(benzo[def]phenanthrene) ring system.</description>
    <direct_parent>Benzopyrenes</direct_parent>
    <kingdom>Organic compounds</kingdom>
    <super_class>Benzenoids</super_class>
    <class>Pyrenes</class>
    <sub_class>Benzopyrenes</sub_class>
    <molecular_framework>Aromatic homopolycyclic compounds</molecular_framework>
    <alternative_parents>
      <alternative_parent>Anthracenes</alternative_parent>
      <alternative_parent>Aromatic hydrocarbons</alternative_parent>
      <alternative_parent>Chrysenes</alternative_parent>
      <alternative_parent>Polycyclic hydrocarbons</alternative_parent>
      <alternative_parent>Unsaturated hydrocarbons</alternative_parent>
    </alternative_parents>
    <substituents>
      <substituent>Anthracene</substituent>
      <substituent>Aromatic homopolycyclic compound</substituent>
      <substituent>Aromatic hydrocarbon</substituent>
      <substituent>Benzo-a-pyrene</substituent>
      <substituent>Chrysene</substituent>
      <substituent>Hydrocarbon</substituent>
      <substituent>Phenanthrene</substituent>
      <substituent>Polycyclic hydrocarbon</substituent>
      <substituent>Unsaturated hydrocarbon</substituent>
    </substituents>
    <external_descriptors>
      <external_descriptor>ortho- and peri-fused polycyclic arene</external_descriptor>
    </external_descriptors>
  </taxonomy>
  <state/>
  <predicted_properties>
    <property>
      <kind>logp</kind>
      <value>7.49</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>logs</kind>
      <value>-8.93</value>
      <source>ALOGPS</source>
    </property>
    <property>
      <kind>solubility</kind>
      <value>3.53e-07 g/l</value>
      <source>ALOGPS</source>
    </property>
  </predicted_properties>
  <experimental_properties>
  </experimental_properties>
  <property>
    <kind>logp</kind>
    <value>6.26</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>iupac</kind>
    <value>hexacyclo[10.10.2.0²,⁷.0⁹,²³.0¹⁴,¹⁹.0²⁰,²⁴]tetracosa-1(23),2,4,6,8,10,12,14,16,18,20(24),21-dodecaene</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>average_mass</kind>
    <value>302.368</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>mono_mass</kind>
    <value>302.109550448</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>smiles</kind>
    <value>C1=CC=C2C(=C1)C=C1C=CC3=CC4=CC=CC=C4C4=C3C1=C2C=C4</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formula</kind>
    <value>C24H14</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchi</kind>
    <value>InChI=1S/C24H14/c1-3-7-19-15(5-1)13-17-9-10-18-14-16-6-2-4-8-20(16)22-12-11-21(19)23(17)24(18)22/h1-14H</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>inchikey</kind>
    <value>TUGYIJVAYAHHHM-UHFFFAOYSA-N</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polar_surface_area</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>refractivity</kind>
    <value>99.62</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>polarizability</kind>
    <value>35.48</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>rotatable_bond_count</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>acceptor_count</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>donor_count</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>physiological_charge</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <property>
    <kind>formal_charge</kind>
    <value>0</value>
    <source>ChemAxon</source>
  </property>
  <pathways>
  </pathways>
  <spectra>
    <spectrum>
      <type>Specdb::EiMs</type>
      <spectrum_id>456</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>107775</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>107776</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>107777</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>174846</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>174847</spectrum_id>
    </spectrum>
    <spectrum>
      <type>Specdb::MsMs</type>
      <spectrum_id>174848</spectrum_id>
    </spectrum>
  </spectra>
  <hmdb_id/>
  <pubchem_compound_id/>
  <chemspider_id/>
  <kegg_id/>
  <chebi_id/>
  <biocyc_id/>
  <het_id/>
  <wikipidia/>
  <vmh_id/>
  <fbonto_id/>
  <foodb_id/>
  <general_references>
  </general_references>
  <foods>
  </foods>
  <flavors>
  </flavors>
  <enzymes>
  </enzymes>
  <health_effects>
  </health_effects>
</compound>
