CIS-2,3-EPOXYBUTANE
Synonym(s):cis-β-Butylene oxide;cis-2,3-Dimethyloxirane;cis-2-Butene oxide
- CAS NO.：1758-33-4
- Empirical Formula: C4H8O
- Molecular Weight: 72.11
- MDL number: MFCD00005128
- EINECS: 626-108-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:23:28
What is CIS-2,3-EPOXYBUTANE?
Chemical properties
CLEAR COLOURLESS LIQUID
The Uses of CIS-2,3-EPOXYBUTANE
Used in the enantioselective methanolysis.
Properties of CIS-2,3-EPOXYBUTANE
| Melting point: | −84-−83 °C(lit.) |
| Boiling point: | 60-61 °C(lit.) |
| Density | 0.827 g/mL at 20 °C(lit.) |
| refractive index | n |
| Flash point: | −7 °F |
| storage temp. | Flammables area |
| form | Powder |
| color | Off-white to light brown or purple |
| Specific Gravity | 0.826 |
| Water Solubility | Soluble in water, 2.848e+004 mg/L. |
| Sensitive | Moisture Sensitive |
| BRN | 79770 |
| CAS DataBase Reference | 1758-33-4(CAS DataBase Reference) |
| NIST Chemistry Reference | cis-2,3-Dimethyloxirane(1758-33-4) |
| EPA Substance Registry System | Oxirane, 2,3-dimethyl-, cis- (1758-33-4) |
Safety information for CIS-2,3-EPOXYBUTANE
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. 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 CIS-2,3-EPOXYBUTANE
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