<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-05 15:11:00 UTC</creation_date>
  <update_date>2026-08-31 08:01:36 UTC</update_date>
  <accession/>
  <common_name>26-(Perfluorooctyl)-3,6,9,12,15,18,21,24-octaoxahexaeicosan-1-ol (HOPAs n=4 m=9)</common_name>
  <class>SmallMolecule</class>
  <description>26-(Perfluorooctyl)-3,6,9,12,15,18,21,24-octaoxahexaeicosan-1-ol (HOPAs n=4 m=9) belongs to the ethers, a subclass of organooxygen compounds within the organic compounds. With an average molecular weight of 816.55 g/mol, 26-(Perfluorooctyl)-3,6,9,12,15,18,21,24-octaoxahexaeicosan-1-ol (HOPAs n=4 m=9) is a heavy molecule. This compound is characterized by the chemical formula C26H37F17O9.

The substance is found in or released from 13 recorded sources across several sectors. Within electrical and electronic equipment, it is associated with cell phones, capacitors, wires and cables, batteries, and printed circuit boards, among one other source. It is also present in textiles, leather and furnishings, specifically in carpets, rugs, and synthetic textiles. In the healthcare, pharmaceuticals and veterinary products sector, it is found in medical devices. Additionally, it is used in lubricants within the energy, oil and gas sector as well as in industrial manufacturing and chemical processing. Other recorded sources include food packaging within the food, food processing and cookware sector and one further sector. Recorded exposure routes for this compound include inhalation, oral, and touch.</description>
  <categories/>
  <types>
    <type>PFAS</type>
  </types>
  <synonyms/>
  <chemical_formula>C26H37F17O9</chemical_formula>
  <average_molecular_weight>816.546</average_molecular_weight>
  <monisotopic_moleculate_weight>816.2166125</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>88247-40-9</cas_registry_number>
  <smiles>OCCOCCOCCOCCOCCOCCOCCOCCOCCC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F</smiles>
  <inchi>InChI=1S/C26H37F17O9/c27-19(28,20(29,30)21(31,32)22(33,34)23(35,36)24(37,38)25(39,40)26(41,42)43)1-3-45-5-7-47-9-11-49-13-15-51-17-18-52-16-14-50-12-10-48-8-6-46-4-2-44/h44H,1-18H2</inchi>
  <inchikey>NWJVSAIKDAJZ-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>4.5</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>816.546</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>816.2166125</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>OCCOCCOCCOCCOCCOCCOCCOCCOCCC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C26H37F17O9</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C26H37F17O9/c27-19(28,20(29,30)21(31,32)22(33,34)23(35,36)24(37,38)25(39,40)26(41,42)43)1-3-45-5-7-47-9-11-49-13-15-51-17-18-52-16-14-50-12-10-48-8-6-46-4-2-44/h44H,1-18H2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>NWJVSAIKDAJZ-UHFFFAOYSA-N</value>
      <source>ChemAxon</source>
    </property>
  </predicted_properties>
  <route_of_exposure/>
  <mechanism_of_toxicity/>
  <metabolism/>
  <toxicity/>
  <lethaldose/>
  <carcinogenicity/>
  <use_source/>
  <min_risk_level/>
  <health_effects>#&lt;HealthEffect::ActiveRecord_Associations_CollectionProxy:0x00007f3bf31e6870&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>139596178</pubchem_compound_id>
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  <chebi_id/>
  <biocyc_id/>
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  <wikipidia/>
  <general_references/>
  <targets>
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</compound>
