EMBL-EBI | Chemical Biology | ChEBI
Example searches: iron*, InChI=1S/CH4O/c1-2/h2H,1H3, caffeine | Advanced Search
| Formula | C4H4 |
| Net Charge | 0 |
| Average Mass | 52.076 |
| Monoisotopic Mass | 52.03130 |
| SMILES | C1=CC=C1 |
| InChI | InChI=1S/C4H4/c1-2-4-3-1/h1-4H |
| InChIKey | HWEQKSVYKBUIIK-UHFFFAOYSA-N |
| ChEBI Ontology |
|---|
| Outgoing Relation(s) |
| cyclobuta-1,3-diene (CHEBI:33657) is a antiaromatic annulene (CHEBI:47033) |
| IUPAC Name |
|---|
| cyclobuta-1,3-diene |
| Synonym | Source |
|---|---|
| cyclobutadiene | NIST Chemistry WebBook |
| Registry Numbers | Sources |
|---|---|
| Gmelin:322920 | Gmelin |
| Beilstein:1846716 | Beilstein |
| CAS:1120-53-2 | NIST Chemistry WebBook |