Proline (also called L-proline, 2-pyrrolidinecarboxylic acid) has the formula C5H9NO2 and a molar mass of 115.13 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 | (2S)-pyrrolidine-2-carboxylic acid |
|---|---|
| SMILES | C1C[C@H](NC1)C(=O)O |
| PubChem CID | 145742 |
| Other names | L-proline, 2-pyrrolidinecarboxylic acid, prolina, Prolinum, L-Prolin |
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.