| Product Name | 2-Azetidinone |
| CAS No. | 930-21-2 |
| Synonyms | 2-Azacyclobutanone; azetidin-2-one |
| InChI | InChI=1/C3H5NO/c5-3-1-2-4-3/h1-2H2,(H,4,5) |
| Molecular Formula | C3H5NO |
| Molecular Weight | 71.0779 |
| Density | 1.119g/cm3 |
| Melting point | 74-76℃ |
| Boiling point | 222.4°C at 760 mmHg |
| Flash point | 151.5°C |
| Refractive index | 1.457 |
| Hazard Symbols |  C:Corrosive; |
| Risk Codes | R34:; |
| Safety | S26:; S36/37/39:; S45:; |
930-21-2 2-azetidinone
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