Penicillin G (also called Benzylpenicillin, Benzylpenicillinic acid) has the formula C16H18N2O4S and a molar mass of 334.4 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 | (2S,5R,6R)-3,3-dimethyl-7-oxo-6-[(2-phenylacetyl)amino]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid |
|---|---|
| SMILES | CC1([C@@H](N2[C@H](S1)[C@@H](C2=O)NC(=O)CC3=CC=CC=C3)C(=O)O)C |
| PubChem CID | 5904 |
| Other names | Benzylpenicillin, Benzylpenicillinic acid, Liquacillin, Free penicillin II, Specilline G |
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.