Perfluorooctanesulfonic acid (also called PFOS, Perfluorooctylsulfonic acid) has the formula C8HF17O3S and a molar mass of 500.13 g/mol. The model above is PubChem's computed 3D conformer: drag to rotate, scroll to zoom, and use the measurement tools to read bond lengths and angles.
Explore in 3D Space-filling model PubChem
| IUPAC name | 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctane-1-sulfonic acid |
|---|---|
| SMILES | C(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 |
| PubChem CID | 74483 |
| Other names | PFOS, Perfluorooctylsulfonic acid, Heptadecafluoro-1-octanesulfonic acid, Eftop EF 101, 1-Perfluorooctanesulfonic acid |
Atoms use the standard CPK colors: carbon gray, hydrogen white, oxygen red, nitrogen blue, sulfur yellow. Switch to Spacefill to see the molecule's overall shape and size, or Stick for a clear view of the bonds. Click two atoms in distance mode to measure a bond length in ångströms.
3D coordinates are PubChem's computed conformer, one low-energy shape of the molecule. Flexible molecules can take many other shapes.