Isobutylene oxide
Synonym(s):1,2-Epoxy-isobutane;2,2-Dimethyloxirane;Isobutylene oxide
- CAS NO.：558-30-5
- Empirical Formula: C4H8O
- Molecular Weight: 72.11
- MDL number: MFCD00066354
- EINECS: 209-193-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:27:10
What is Isobutylene oxide?
Chemical properties
clear colorless liquid
The Uses of Isobutylene oxide
Isobutylene oxide is an epoxide that is used as an initiator in the synthesis of polyisobutylenes.
The Uses of Isobutylene oxide
Isobutylene oxide is employed as an initiator for the preparation of polyisobutylenes. It finds application in the synthesis of 1-tert-butylperoxy-2-methyl-propan-2-ol.
Definition
ChEBI: 2,2-Dimethyloxirane is an epoxide.
Flammability and Explosibility
Highly flammable
Properties of Isobutylene oxide
| Boiling point: | 50-51 °C(lit.) |
| Density | 0.812 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 33 °F |
| storage temp. | Flammables area |
| solubility | 58g/l |
| form | Liquid |
| Specific Gravity | approximate 0.82 (20℃) |
| color | Clear colorless |
| explosive limit | 1.5-13.5%(V) |
| Water Solubility | 58 g/L (20 ºC) |
| Sensitive | Moisture Sensitive |
| BRN | 102408 |
| CAS DataBase Reference | 558-30-5(CAS DataBase Reference) |
| NIST Chemistry Reference | Oxirane, 2,2-dimethyl-(558-30-5) |
| EPA Substance Registry System | Oxirane, 2,2-dimethyl- (558-30-5) |
Safety information for Isobutylene oxide
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05  Health Hazard GHS08 |
| GHS Hazard Statements |
H225:Flammable liquids H314:Skin corrosion/irritation H341:Germ cell mutagenicity H351:Carcinogenicity |
| Precautionary Statement Codes |
P202:Do not handle until all safety precautions have been read and understood. P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for Isobutylene oxide
Isobutylene oxide manufacturer
Triveni Interchem Private Limited (Group Of Triveni Chemicals)
Gujarat
product: Drum Isobutylene Oxide C4H8O
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