| BGC Id: | 804528507965 | |
| CAS No: | 497-23-4 | |
| Synonyms: | crotonolactone ; carmelan ; butenolide ; 2-buten-4-olide ; 2(5h)-furanone ; 2-butenolide ; 5h-furan-2-one ; 2-furanone ; furan-2(5h)-one ; furanone | |
| Molecular Formula: | C4H4O2 | |
| Molecular Weight: | 84.07 | |
| EINECS: | 207-839-3 |




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