Fentanyl (also called Phentanyl, Fentanil) has the formula C22H28N2O and a molar mass of 336.5 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 | N-phenyl-N-[1-(2-phenylethyl)piperidin-4-yl]propanamide |
|---|---|
| SMILES | CCC(=O)N(C1CCN(CC1)CCC2=CC=CC=C2)C3=CC=CC=C3 |
| PubChem CID | 3345 |
| Other names | Phentanyl, Fentanil, Fentanest, Duragesic, Sublimase |
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.