| Product Name | gamma-crotonolactone |
| CAS No. | 497-23-4 |
| Synonyms | g-Crotonolactone; 2(5H)-Furanone; 2-Buten-1,4-olide; 2-(5H)-furanone; furan-2(5H)-one; 5H-Furan-2-one |
| InChI | InChI=1/C4H4O2/c5-4-2-1-3-6-4/h1-2H,3H2 |
| Molecular Formula | C4H4O2 |
| Molecular Weight | 84.0734 |
| Density | 1.208g/cm3 |
| Melting point | 4-5℃ |
| Boiling point | 203.7°C at 760 mmHg |
| Flash point | 87.3°C |
| Refractive index | 1.48 |
| Hazard Symbols |  Xi:Irritant; |
| Risk Codes | R36/37/38:; |
| Safety | S26:; |
497-23-4 gamma-crotonolactone
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