Perfluorooctane sulfonic acid (CAS 1763-23-1)

Perfluorooctanesulfonic acid

CAS 1763-23-1  ·  C8HF17O3S  ·  MW 500.13 g/mol

Perfluorooctane sulfonic acid (CAS 1763-23-1) — full MolGod record →
Safety data sheet with all sections: GHS classification, transport, regulatory status, spectra, 3D model and literature.
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3D model Perfluorooctanesulfonic acid, CAS 1763-23-1, molecular formula C8HF17O3S, molar mass 500.13 g/mol

Model views

  • Perfluorooctanesulfonic acid (CAS 1763-23-1) – ball-and-stick 3D model, MolGod Viewer
    ball-and-stick 3D model
  • Perfluorooctanesulfonic acid (CAS 1763-23-1) – skeletal 3D model, MolGod Viewer
    skeletal 3D model
  • space-filling 3D model – rotation animation
  • Perfluorooctanesulfonic acid (CAS 1763-23-1) – 2D structure, MolGod Viewer
    2D structure

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About Perfluorooctane sulfonic acid (CAS 1763-23-1)

Perfluorooctane sulfonic acid (CAS 1763-23-1) is a chemical compound registered under number CAS 1763-23-1, with the molecular formula C8HF17O3S, and a molar mass of 500.13 g/mol.

The molecule contains 30 atoms connected by 29 chemical bonds. The full systematic IUPAC name of this compound is 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonic acid. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, the partition coefficient logP = 5 (positive value, a lipophilic compound), polar surface area PSA = 62.8 Ų, 1 donors and 20 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The interactive 3D model and the viewer images are protected by copyright (© MolGod.org) — terms of use: molgod.org/copyright/.

Physicochemical properties
Molecular formulaC8HF17O3S
Molar mass500.13 g/mol
IUPAC1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonic acid
SMILESC(C(C(C(C(F)(F)S(=O)(=O)O)(F)F)(F)F)(F)F)(C(C(C(F)(F)F)(F)F)(F)F)(F)F
InChIKeyYFSUTJLHUFNCNZ-UHFFFAOYSA-N
logP (XLogP3)5
PSA62.8 Ų
HBD / HBA1 / 20
PubChem CIDCID 74483 ↗
GHS safety

Signal word: Danger

GHS07
GHS07
GHS08
GHS08
GHS09
GHS09

H351 — Suspected of causing cancer

? — H360D — May damage the unborn child

H362 — May cause harm to breast-fed children

H332 — Harmful if inhaled

H302 — Harmful if swallowed

H372 — Causes damage to organs through prolonged or repeated exposure

H411 — Toxic to aquatic life with long lasting effects

Scientific literature

Related literature

20 articles · 17 open access · Sources: PubMed, OpenAlex, Semantic Scholar

Filters:Export:📄 BibTeX📑 RIS📋 EndNote🔧 CSL-JSON

📈 Publication timeline (number of articles: 20)

2022: number of articles 120222023: number of articles 12024: number of articles 120242025: number of articles 112026: number of articles 62026

Bar height = number of articles in a given year. Hover over a bar to see details.

Data from PubMed (NIH NLM), OpenAlex (CC0), Semantic Scholar (AI2). AI Summary generated by Semantic Scholar TLDR. Articles marked with require paid access.

Synonyms
Perfluorooctanesulfonic acid · 1763-23-1 · PFOS · Perfluorooctane sulfonic acid · Perfluorooctylsulfonic acid · 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonic acid · Heptadecafluoro-1-octanesulfonic acid · Eftop EF 101 · 1-Perfluorooctanesulfonic acid · heptadecafluorooctane-1-sulfonic acid · Heptadecafluorooctane-1-sulphonic acid · 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Heptadecafluoro-1-octanesulfonic acid · 9H2MAI21CL · EF 101 · 1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-
Data sources
Related molecules
📜 License & provenanceMolGod_License_1
COMPUTED — PubChem3D · 3D conformer computed by PubChem using OMEGA; not an experimental structure.
Model
Perfluorooctanesulfonic acid · 1763-23-1
InChIKey
YFSUTJLHUFNCNZ-UHFFFAOYSA-N
License
CC BY-SA 4.0 International
Attribution
MolGod Scientific — Perfluorooctanesulfonic acid (CAS 1763-23-1)
License & provenance record
Perfluorooctanesulfonic acid (CAS 1763-23-1) →
MolGod molecule record
Perfluorooctanesulfonic acid →
Source data
PubChem CID 74483 ↗
Model information
STL generated by MolGod · MolGod STL Exporter build 48804cd20b0d · generated 2026-10-14
SHA-256 (STL)
93a6fd0916b3944d482e76ed83dc69628cab8968d66f2f0480e3a366ad4b5ccb
MD5 (STL)
71bb6b630fe67a46f7172c84cc102dc2
MolGod Identification Number
MG_886-906-455-45
Transformation
MolGod Scientific ball-and-stick mesh
Changes
Converted into a triangulated molecular mesh; atomic coordinates and connectivity unchanged.
Wikimedia Commons
STL · PNG
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This 3D model is also published on: Zenodo (DOI 10.5281/zenodo.23454095) · Wikimedia Commons
Included in datasets: Hugging Face · OSF project index
Source structure: PubChem (CID 74483)
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