<?xml version="1.0" encoding="UTF-8"?>
<compound>
  <version>1.0</version>
  <creation_date>2026-04-06 05:10:07 UTC</creation_date>
  <update_date>2026-08-24 19:24:00 UTC</update_date>
  <accession/>
  <common_name>1,1,1,2,2,3,3-Heptafluoro-4-(2,2,3,3,4,4,4-heptafluorobutoxy)butane</common_name>
  <class>SmallMolecule</class>
  <description>1,1,1,2,2,3,3-Heptafluoro-4-(2,2,3,3,4,4,4-heptafluorobutoxy)butane belongs to the ethers, a subclass of organooxygen compounds within the organic compounds. This organic oxygen compound has the chemical formula C8H4F14O and an average molecular weight of 382.10 g/mol.

The compound is found in or released from 13 recorded sources across several sectors. In the electrical and electronic equipment sector, it is associated with capacitors, cell phones, batteries, wires and cables, printed circuit boards, and one additional source. Within the textiles, leather and furnishings sector, it is found in carpets, rugs, and synthetic textiles. It is also present in food packaging within the food, food processing and cookware sector, and in medical devices within the healthcare, pharmaceuticals and veterinary products sector. Additionally, the compound is used as a lubricant in both industrial manufacturing and chemical processing as well as in the energy, oil and gas sector, with one further sector also recorded. Recorded exposure routes for this substance include oral, inhalation, and touch.</description>
  <categories/>
  <types>
    <type>PFAS</type>
  </types>
  <synonyms/>
  <chemical_formula>C8H4F14O</chemical_formula>
  <average_molecular_weight>382.097</average_molecular_weight>
  <monisotopic_moleculate_weight>382.0038598</monisotopic_moleculate_weight>
  <iupac_name/>
  <traditional_iupac/>
  <cas_registry_number>647-91-6</cas_registry_number>
  <smiles>FC(F)(F)C(F)(F)C(F)(F)COCC(F)(F)C(F)(F)C(F)(F)F</smiles>
  <inchi>InChI=1S/C8H4F14O/c9-3(10,5(13,14)7(17,18)19)1-23-2-4(11,12)6(15,16)8(20,21)22/h1-2H2</inchi>
  <inchikey>YLOUSLWKRLJSPV-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>5</value>
    </property>
  </experimental_properties>
  <predicted_properties>
    <property>
      <kind>average_mass</kind>
      <value>382.097</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>mono_mass</kind>
      <value>382.0038598</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>smiles</kind>
      <value>FC(F)(F)C(F)(F)C(F)(F)COCC(F)(F)C(F)(F)C(F)(F)F</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>formula</kind>
      <value>C8H4F14O</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchi</kind>
      <value>InChI=1S/C8H4F14O/c9-3(10,5(13,14)7(17,18)19)1-23-2-4(11,12)6(15,16)8(20,21)22/h1-2H2</value>
      <source>ChemAxon</source>
    </property>
    <property>
      <kind>inchikey</kind>
      <value>YLOUSLWKRLJSPV-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:0x00007f7224e86a50&gt;</health_effects>
  <symptoms/>
  <treatment/>
  <drugbank_id/>
  <hmdb_id/>
  <pubchem_compound_id>22646028</pubchem_compound_id>
  <chembl_id/>
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  <biocyc_id/>
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  <targets>
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</compound>
