| CAS Number | 558-30-5 |
| Catalog Description | Isobutylene oxide, 99% |
| Synonym | 1,2-Epoxy-2-methylpropane |
| Synonym | 2,2-Dimethyloxirane |
| MDL Number | MFCD00066354 |
| Master Molecular formula | C4H8O |
| Molecular formula | C4H8O |
| Boiling point in C | 50-51° |
| Flash point in C | -32° |
| Flash point in F | -25° |
| Density | 0.812 |
| Refractive Index | 1.375 |
| Beilstein | 102408 |
| EC Number | 209-193-8 |
| Shipping | Hazardous for shipping |
| CAS Number | 558-30-5 |
| UN# | UN2924 |
| Haz Class | 3 (8) |
| Packing Group | II |
| Signal Word | Danger |
| Pictogram code 1 |
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| Pictogram code 2 |
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| H Phrases | H225-H314-H318-H303-H313 |
| P Phrases | P210-P303+P361+P353-P305+P351+P338-P310-P405-P501A |
| TSCA | Yes |
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