66280 <common-name>Perfluoroglutaric anhydride</common-name> <description>Perfluoroglutaric anhydride is an organic compound with the chemical formula $\text{C}_5\text{F}_6\text{O}_3$ and an average molecular weight of 222.04 g/mol. Perfluoroglutaric anhydride belongs to the delta valerolactones, a subclass of lactones within the organic compounds. It is further classified as part of the organoheterocyclic compounds superclass. The compound is found in or released from 13 recorded sources across multiple sectors. In the electrical and electronic equipment sector, it is associated with cell phones, capacitors, wires and cables, batteries, and printed circuit boards, among one other source. Within textiles, leather and furnishings, it is found in synthetic textiles as well as carpets and rugs. Other recorded sources include food packaging from the food, food processing and cookware sector, and medical devices from the healthcare, pharmaceuticals and veterinary products sector. Additionally, it is used as lubricants within the energy, oil and gas sector and the industrial manufacturing and chemical processing sector, with one more sector also recorded. Recorded routes of exposure for this compound include inhalation, oral, and touch.</description> <cas>376-68-1</cas> <pubchem-id>78995</pubchem-id> <chemical-formula>C5F6O3</chemical-formula> <weight>222.04</weight> <appearance nil="true"/> <melting-point nil="true"/> <boiling-point nil="true"/> <density nil="true"/> <solubility nil="true"/> <specific-gravity nil="true"/> <flash-point nil="true"/> <vapour-pressure nil="true"/> <route-of-exposure nil="true"/> <target nil="true"/> <mechanism-of-toxicity nil="true"/> <metabolism nil="true"/> <toxicity nil="true"/> <lethaldose nil="true"/> <carcinogenicity nil="true"/> <use-source nil="true"/> <min-risk-level nil="true"/> <health-effects nil="true"/> <symptoms nil="true"/> <treatment nil="true"/> <created-at type="dateTime">2026-04-03T05:55:08Z</created-at> <updated-at type="dateTime">2026-08-22T19:41:01Z</updated-at> <interacting-proteins nil="true"/> <wikipedia nil="true"/> <uniprot-id nil="true"/> <kegg-compound-id nil="true"/> <omim-id nil="true"/> <chebi-id nil="true"/> <biocyc-id nil="true"/> <ctd-id nil="true"/> <stitch-id nil="true"/> <drugbank-id nil="true"/> <pdb-id nil="true"/> <actor-id nil="true"/> <organism nil="true"/> <export type="boolean">true</export> <metabolizing-proteins nil="true"/> <transporting-proteins nil="true"/> <moldb-smiles>FC1(F)C(=O)OC(=O)C(F)(F)C1(F)F</moldb-smiles> <moldb-formula>C5F6O3</moldb-formula> <moldb-inchi>InChI=1S/C5F6O3/c6-3(7)1(12)14-2(13)4(8,9)5(3,10)11</moldb-inchi> <moldb-inchikey>IHYAGCYJVNHXCT-UHFFFAOYSA-N</moldb-inchikey> <moldb-average-mass type="decimal">222.042</moldb-average-mass> <moldb-mono-mass type="decimal">221.975163</moldb-mono-mass> <origin nil="true"/> <state nil="true"/> <logp>1.7</logp> <hmdb-id nil="true"/> <chembl-id nil="true"/> <chemspider-id>71328</chemspider-id> <structure-image-file-name nil="true"/> <structure-image-content-type nil="true"/> <structure-image-file-size type="integer" nil="true"/> <structure-image-updated-at type="dateTime" nil="true"/> <biodb-id nil="true"/> <synthesis-reference nil="true"/> <structure-image-caption nil="true"/> <chemdb-id>CHEM062173</chemdb-id> <dsstox-id>DTXSID90191037</dsstox-id> <toxcast-id nil="true"/> <stoff-ident-origin nil="true"/> <stoff-ident-id nil="true"/> <susdat-id>NS00019032</susdat-id> <iupac>3,3,4,4,5,5-hexafluorooxane-2,6-dione</iupac> <moldb-polar-surface-area nil="true"/> <moldb-refractivity nil="true"/> <moldb-polarizability nil="true"/> <moldb-rotatable-bond-count nil="true"/> <moldb-acceptor-count nil="true"/> <moldb-donor-count nil="true"/> <moldb-pka-strongest-acidic nil="true"/> <moldb-pka-strongest-basic nil="true"/> <moldb-physiological-charge nil="true"/> <moldb-number-of-rings nil="true"/> <moldb-alogps-logp nil="true"/> <moldb-alogps-logs nil="true"/> <moldb-alogps-solubility nil="true"/> <kingdom>Organic compounds</kingdom> <superklass>Organoheterocyclic compounds</superklass> <klass>Lactones</klass> <subklass>Delta valerolactones</subklass> <paper-count type="integer">2</paper-count> <sync-id>CED0055879</sync-id> <structure-inchikey>IHYAGCYJVNHXCT-UHFFFAOYSA-N</structure-inchikey> <structure-fingerprint>40000000000000000000000100000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000020800080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000008000000000000000001000000000000000000000000000080000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000008000000000000200000000800000000000000000000800000000000000000000000000000</structure-fingerprint> <structure-pattern-fingerprint>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</structure-pattern-fingerprint> <structure-pickle type="binary" encoding="base64">776t3gAAAAAQAAAAAwAAAAAAAAAOAAAADgAAAIABCQAgAAAAAQYAIAAAAAQJ ACAAAAABBgAoAAAAAwQIACgAAAADAggAKAAAAAMCBgAoAAAAAwQIACgAAAAD AgYAIAAAAAQJACAAAAABCQAgAAAAAQYAIAAAAAQJACAAAAABCQAgAAAAAQsA AQABAgABAwADBCgCAwUgBQYgBgcoAgYIAAgJAAgKAAgLAAsMAAsNAAsBAEIB AAAABgELCAYFAxcEAAAAAAAAABY= </structure-pickle> <structure-indexed-at type="dateTime">2026-09-19T04:16:51Z</structure-indexed-at> </compound>