Methyl red (also called C.I. Acid Red 2, Acid Red 2) has the formula C15H15N3O2 and a molar mass of 269.30 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 | 2-[[4-(dimethylamino)phenyl]diazenyl]benzoic acid |
|---|---|
| SMILES | CN(C)C1=CC=C(C=C1)N=NC2=CC=CC=C2C(=O)O |
| PubChem CID | 10303 |
| Other names | C.I. Acid Red 2, Acid Red 2, 4-Dimethylamino-2'-carboxylazobenzene, Cerven methylova, Cerven kysela 2 |
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.