2,2-DIMETHYLOXIRANE
Isobutylene oxide
CAS: 558-30-5
Molecular Formula: C4H8O
2,2-DIMETHYLOXIRANE - Names and Identifiers
| Name | Isobutylene oxide |
| Synonyms | Isobutylene oxide ISOBUTYLENE OXIDE 1,2-EPOXYISOBUTANE 1,1-DIMETHYLOXIRANE 2,2-Dimethyloxirane 2,2-DIMETHYLOXIRANE Methylpropylene oxide 2-METHYLPROPYLENE OXIDE 1,2-Epoxy-2-methylpropane 2,2-Dimethylethylene oxide 1,1-Dimethyloxirane, 1,2-Epoxy-isobutane, Isobutylene oxide |
| CAS | 558-30-5 |
| EINECS | 209-193-8 |
| InChI | InChI=1/C4H8O/c1-4(2)3-5-4/h3H2,1-2H3 |
2,2-DIMETHYLOXIRANE - Physico-chemical Properties
| Molecular Formula | C4H8O |
| Molar Mass | 72.11 |
| Density | 0.812g/mLat 25°C(lit.) |
| Boling Point | 50-51°C(lit.) |
| Flash Point | 33°F |
| Water Solubility | 58 g/L (20 ºC) |
| Solubility | 58g/l |
| Vapor Presure | 283mmHg at 25°C |
| Appearance | Liquid |
| Specific Gravity | approximate 0.82 (20℃) |
| Color | Clear colorless |
| BRN | 102408 |
| Storage Condition | Flammables area |
| Sensitive | Moisture Sensitive |
| Explosive Limit | 1.5-13.5%(V) |
| Refractive Index | n20/D 1.374(lit.) |
| Use | Is an important organic intermediate |
2,2-DIMETHYLOXIRANE - Risk and Safety
| Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R34 - Causes burns |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 1993 3/PG 1 |
| WGK Germany | 2 |
| RTECS | TZ3580000 |
| TSCA | Yes |
| HS Code | 29109000 |
| Hazard Class | 3 |
| Packing Group | II |
2,2-DIMETHYLOXIRANE - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | this product is an important organic intermediate. Can be used in polyether, medicine, etc. |
Last Update：2024-04-09 02:00:05
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